BPSC Bihar Shikshak Bharti Pariksha TRE 4.0 General Studies (GS) Book For Class ( 1-5 |6-8 |9-10 |11-12 ) With 30 Practice Set + 10 Solved Papers,1700+ MCQs Based On NCERT & SCERT(Paperback, Sunny Sir & Gaurav Sir)