Ok, here I am suggesting you some best books for IES exam. I hope it will help you.

IES Exam books

Science & Technology for Civil Services Examinations (English) 1st Edition (Paperback) by Singh, Ashok Kumar



IES, GATE, PSUs: A Handbook on Mechanical Engineering (English) (Paperback) by Made Easy



IES, GATE, PSUs: A Handbook on Electronics and Communication Engineering (English) (Paperback) by Made Easy Pub



Handbook on Civil Engineering IES, GATE, PSUs & Other Competitive Exams by Made Easy



Electrical Machinery (English) 7th Edition (Paperback) by Bimbhra, P.S.|Author;



IES, GATE, PSUs: A Handbook for Electrical Engineering (English) 1st Edition (Paperback) by Made Easy Publications