As you are going to appear in ISRO recruitment Exam and here asking for name of some of the good books name of Preparation for ISRO Exam, so I am telling same for you:

BSNL DRDO ISRO: Electronics Engineering: Previous Solved Papers
300.00

DRDO, ISRO: Previous Solved Papers: Mechanical Engineering
245.00

PSUs: Computer Science And Information Technology Practice book: CS Pr
355.00

Guide To Public Sector Computer Science English 5th Edition
486.00

MECHANICAL ENGINEERING ISRO-SC/ENG SOLVED PAPERS (Thermal Engineering Book 1)
99.00

Upkars's gateway to ISRO.

upkars airport authority of india.

Electronis : Halkiyas, Boylestad.

Digital Electronics : Morris Mano, Anand Sharma

Network Analysis : Hayt, Shaum series

Electromagnetism : William Hayt

Control System : Kuo, Nagrath Gopal

Power Electronis : Rashid

Communication Engineering : BP Lathi

Maths : BS Grewal

Thermodynamics -- P K Nag.

Fluid mechanics -- Bansal/ modi & seth /SOM
(Bansal is simple and upto the mark.. Modi & Seth is good book for clearing concepts.. SOM is good book if you are good in vector mechanics and differentail equation)

Heat and mass transfer -- Sachdeva/Holman
(Sachdeva & Holman books are same, fundamentals of Heat and mass transfer by sachdeva is Indian edition of Holman book).

SOM -- B.C. Punamia / Timoshenko.
(Punamia is good for both concept and problems... Timoshenko gives full clearity of all concepts but you won't find GATE related problems)

I C engine -- Mathur & Sharma / V Ganeshan
(I used V ganeshan book its good and have sufficient problems... Mathur & sharma is aloso good book i heard it from friend but i never used)

Material science -- Narula & Narula / Callister / IP Singh
( Callister is very good but very vast, if you time then refer some times.. Narula & Narula and IP Singh good books for GATE point of view).

Theory of Machines and Mechanical vibration– SS Rattan.

Machine Design -- Bhandari/ Shigley.
(Bhandari is perfect book for GATE and IES... Shigley is very good book for concept).

Refrigeration and Air Conditioning-- P. K Nag /CP Arora Domkundwar

Industrial Engg -- O. P. Khanna Buffa & Sarin
(for Industrial Engg i used hand made notes, so i am not sure of how khanna book is, you can take help of others to decide the book)

Operational research --- kanti swarup/ SD Sharma.

Manufacturing process -- P N Rao Vol 1& 2/ R K Jain/ Hajra & Choudhary/S K mondal notes which is available in major book houses.
Or A text book on Production Engineering- Dr. Swadesh Singh.
( while preparing for MP be little choosy and stick to the syllabus, because as per my knowledge no book will give you complete information, but i am not sure)

Mathematics --BS Grewal/Erwin Kreyszig