Bihar police SI , daroga (sub inspector ) exam practice work Book total 71 sets Paperback Hindi) Name: Bihar police SI , daroga (sub inspector ) exam practice work Book total 71 sets Paperback Hindi) Book Format: Paperback Genre: Exam Preparation Language: Hindi Pages: 101-200 Pages Publish Year: 2025 Bihar police SI , daroga (sub inspector ) exam practice work Book total 71 sets Paperback Hindi) Country of Origin: India