Books, application for preparation of BPSC

The preparations for the BPSC exam with the books are the best source. The questions in the form of multiple-choice questions embedded in the dedicated mock test series for the BPSC Exam. 

Some of the reference books are here for the exam:

Ancient History by D.D.Kausambi’s Historical outline,  R.S.Sharma
Medieval By J.L.Mehta, Satish Chandra
Modern India:  Spectrum book by Rajiv Ahir and  Imtiyaz Ahmad 
A Brief Introduction to Indian Constitution by Xaviers Pinto
Indian Polity: M. Laxmikant
Certificate of physical geography by G.C. Leong 
Indian Economy
11th and 12th class New NCERT
Shriram IAS Economy book or Ramesh Singh.
For Bihar GK English Medium: KBC Nano or Crown Publication
Hindi Medium: Imtiyaaz Ahmed Bihar GK
Upkars Today’s General Knowledge by Khanna and Verma
BPSC Solved Papers Pre Examination
BPSC Bihar Lok Seva Aayog Samanya Adhyayan Prarambhik Pariksha Solved Papers Paperback