Will you please suggest me some of the books to refer for UPSC Civil Services Prelim Exam?????

Here I am suggesting you some of the books to refer for UPSC Civil Services Prelim Exam


General Science:
NCERT Biology books of class XI and XII
NCERT Science books of class IX and X


Current Affairs of National and International importance:
Periodicals- Frontline, Business Today, Business Outlook, Yojana: Publication Division, Government of India
Newspapers- The Economic Times, The Times of India, The Hindu, Statesman, Telegraph


History of India, Indian National Movement:
Social Science NCERT books of class XI and XII (topics to cover- Themes in World History, Themes in India History- I, II and III)
Modern Indian history by Bipan Chandra
Social Science NCERT books of class IX and X (topics to cover- Contemporary India, India and Contemporary World I, India and Contemporary World II)

India and World Geography:
School Atlas of Oxford Publication
India-2013 : Publication Division, Government of India
Geography NCERT books of class XI and XII


Indian Polity:
Introduction to Indian Constitution by D.D. Basu
Our Constitution by Subhash Kashyap
Indian Constitution (Bare Act): P.M. Bakshi
Political Science NCERT books of class XI and XII


Indian Economy:
Annual Budget: Publication Division, Government of India
Economic Survey of India: Publication Division, Government of India
India-2013: Publication Division, Government of India
Economics NCERT books of class XI and XII
Indian Economy by Ruddar Dutt and K.P.M. Sundaram
Indian Economy by S.K. Mishra and V.K. Puri