00570nam a22001937a 4500 KENaKMTC 20221206115325.0 221206b ||||| |||| 00| 0 eng d 8174090576 DLC RA567 .G37 1979 Gary,S.K Sewage Disposal and Air Pollution Engineering Enviromental Engineering (Vol. II) Gary,S.K 1st edition New Delhi Khanna, C1979 xx,1052p.: ill.; 21 cm Includes Bibliographical references and Index lcc BK LL 0 0 lcc 0 0 018 018 REF 2009-01-08 0 RA567 .G37 1979 KSM/7784 2022-12-06 00:00:00 2022-12-06 BK 9443 9443