Can you please give me the details of any exam in US/UK similar to India's Civil Service exam as it is very urgent for me?

As you want to get the details of any exam in US/UK similar to India's Civil Service exam so here is the information of the same for you:

I want to tell you that in every country you will find civil services exams

But you can not appear for other countries examination because you are not a citizen of that country.

If you have a valid citizenship or you are a resident of that country then only you can apply for that.

IAS reference books:
Preliminary IAS (General Studies)

History books of Classes XI and XII – NCERT
Freedom Struggle (NET) – Bipin Chandra

World Geography – including Indian Geography Good books

Principles of Geography (Class XII-Part I, II)
General Geography of India (Class XII) Part I – NCERT
Geography of India – Resources and Regional Development Part II (Class XII) – NCERT
Physical Geography – Leong
Atlas

Indian Polity Good book

Introduction to Indian Constitution – D.D. Basu Related

Indian Economy

Evolution of Indian Economy – NCERT
Indian Economy – Dutt and Sundharam.
Indian Economy – Mishra and Puri

General Science

NCERT books on Science.
Science and Technology supplements in the Newspapers and magazines.

Current Events of National and International importance

One major National Daily – Either The Times of India or The Hindu.
Newsweeklies like India Today or/and Outlook
Current Events – Spectrum
General Mental Ability

No special preparation is required in this area. But some practice may be done from any exercise books or quantitative aptitude. In fact, an intelligent calculation is the basic requirement for this topic.

Main (General Studies)

History of Modern India

India’s struggle for Independence – Bipan Chandra and others.
Modern India – NCERT.
Freedom Struggle (NBT) – Bipan Chandra
Modern India – IGNOU
Note: -If one is hard pressed for time, he/she may skip the Modern India and Freedom Struggle.

Indian Culture

Art and Culture portions of history books and Gazetteer of India.
Culture Chapter (s) in the India Year Book.
Encyclopaedia of Indian Culture. A good library invariably has more than one encyclopaedia on Indian Art and Culture selected notes may be taken from it.
Books on culture / cultural topics brought out by Publications Division of Ministry of Information and broadcasting and National Book Trust.

Current Affairs

At least one major national newspaper – either The Times of India or The Hindu
Newsweeklies like India Today or/and Outlook
Current Affairs and News Analysis of BBC.
Current events – Spectrum

Statistics

Book on Statistics (Class XI) – NCERT

Indian Polity and Constitution

Introduction to the Constitution of India – D.D. Basu.
Our Parliament – S.C. Kashyap

Indian Geography and Economy

Indian Geography (Class XI and XII) – NCERT
Yozna
Indian Economy – Dutt and Sundharam/Mishra and Puri
The editorial page of the Economic Times.

Science and Technology

Science and Technology section of the Wednesday edition of the newspaper ‘The Hindu’.
Science and Technology Published by the Spectrum.
Yozna contains science and environment related topics.

1. Indian History – India Struggle for Independence by Bipin Chandra; NCERT Books ( XI & XII )

2. Geography – Spectrum

3. Indian Polity – Constitution of India by Bakshi

4. Indian Economy – Plus One, Plus Two Books, Pratiyogita Darpan

5. General Science – Tata Mc Graw Hill Guide

6. Mental Ability – Quantitative Apitude by R.S. Aggarwal

7. Current Affairs – Some magazines and Newspapers

i. The Hindu/The Times of India

ii. Frontline

iii. Civil Service Chronicle

iv. Chanakya

v. Competition WIZARD

vi. Civil Services Today

8. Guides

1. Tata Mc Graw Hill

2. Spectrum

3. Unique

Books on Indian History & Culture:

NCERT (+ 2 level): Ancient India, Medieval India, Modern India.
Publication Division : Gazetteer of India (Vol 2 : History & Culture)
Gandhi Nehru Tagore & Ambedkar : Gopal Krishna
Bipin Chandra – Modern India
A.C.Banerjee – History of Modern India Raghavan Aiyer : Mahatma Gandhi

Books on Geography:

NCERT : Physical Geography of India for X – XII Std
A Good School Atlas
Sharma & Cotinho : Economic and Commercial Geography of India.
Khullar : India- A Comprehnsive Geography
Charles Farro : General Principles of World Geography
Charles Farro : Monsoon Asia Reports published by Centre for Science and Enviornment And Tata Energy Research Institute
National journal – Kurukshetra, Yojana etc.
Down to earth

Books on Indian Economy:

NCERT (+1 level) : Evolution of Indian Economy(I C Dhingra).
Mishra & Puri or Dutt & Sundaram – Indian Economy
Economic Survey
The Economic Times,Business Standard
Yojana

Books on Social and National Issues :

Social Problem – Ram Ahuja
Social Welfare Magazine – Published by ministry of social welfare
Yojana/Kurukshetra
IIPa Journal

Books on Indian Polity:

NCERT (+1 level) : Indian Political System
N.L. Madan : Bhartiya Rajya Vyavastha
D.D. Basu: Indian Constitution
Kashyap: Constitution of India
Publication Division : Subhash C. Kashyap : Our Parliament
P.M. Bakshi: Indian Constitution
Our Constitution : Subhash C. kashyap
Perspective on Constitution : S.C. Kashyap
Frontline Magazine
IIPa Journal

Books on Science & Technology:

NCERT : (10 level) : Science, (+2 level) : Biology.
Popular Science Series (CSIR)
Reports Of the Ministry of Science and Technology Yojana
Science Reporter
Science and Technology in India – Spectrum
Books on Statistics:
(NCERT +1 level) Elementary Statistics
S.C.Gupta : Statistical Methods

Books on India and the World :

Journal of peace Studies
World Focus
Strategic Analysis
South Asian Journal

Other Books for General Studies:

1. India Year Book latest

2. One competitive Magazine

3. Guides like Tata Mc Graw Hill, Spectrum or Unique For General Reference
4. The Pearson General Studies Manual