Book 1: CDS OTA 14 Varsh Samanya Gyan Topic wise Solved Papers (2007 - 2022) 3rd Edition with detailed Solutions Book 2: CDS OTA 16 Years English Topic wise Solved Papers (2007 - 2022) 3rd Edition with detailed Solutions.
uid sha:73cb75e500c398de1dc8be8ca32f1155a94b1345