Malik, Prateek creator Shivalik, Prateek Author text New Delhi S Chand and Company Limited 2023 1 monographic 597p. 26cm(pb) By Prateek Malik [and] Prateek Shivalik Based on the latest DSSSB Exam Pattern 000 9789355018717 B-766820-851 BACEN25 UDH 20250422154518.0