00283 a2200097 4500 627.19 SHA Shaitan,V.S. Protection of Earth Slopes of Hydraulic Structures / V.S.Shaitan New Delhi : Oxford & IBH Pub, 1997 484p. : ill . ; 26cm hydraulics 1568 1568 0 0 0 0 NIT NIT CE 0000-00-00 0 627.19 SHA NIT-136 2023-06-05 2017-01-05 BK