00808nam a22002537a 4500 37496 BD-RjUL 20211209052621.0 150121s1987 ii a|||| b||| 001 0 eng d 8120402154 (BD-RjUL) BD-RjUL eng BD-RjUL eng 22 628.162 RAW 1987 Rao, M. Narayana. 115164 Waste water treatment : rational methods of design and industrial practices / M. Narayana Rao and Amal K. Datta. 2nd ed. New Delhi : Oxford & IBH Pub. Co., c1987. 345 p. : ill. (some fold.) ; 21 cm. Includes bibliographical references and index. Water Purification 115165 Datta, Amal K. 115166 ddc BK 37496 37496 0 0 ddc 0 1 IBSc IBSc Stack 2015-01-21 0 628.162 RAW 1987 2015-01-21 00:00:00 C-1 2015-01-21 BK