- A Guide for OPSC 2021 General Studies (Paper-1)
- Type-: Competitive Exam Book.
- SKU Number -: SKBOOK1018.
- Language -: English.
- Publisher -: S.K Publication.
- Compiled and Edited by-: Sathyashree Sai Subham Mohanty
- Publication -: 2021.
- For Use By- A useful recruitment guide for OPSC Exam and the subject is General Studies Paper-1 (Preliminary Exam). It is as per the new syllabus 2021. It also comes with previous year solved papers. Published by the famous S.K Publishers, this book is exclusively available on Ritikart.