00823cam a2200253 4500 20295 20295 4072549 OSt 20170118165251.0 710318s1971 paua b 001 0 eng 70126463 072169120X DLC DLC DLC TD 420 .W37 1971 574.5/2632 Warren, Charles E., 1971 Biology and water pollution control [by] Charles E. Warren, in collaboration with Peter Doudoroff. Philadelphia, Saunders, 1971. xvi, 434 p. ill.; 27 cm. Includes bibliographical references and index Bibliography: p. 397-421. Water Pollution. Freshwater ecology. Doudoroff, Peter. 7 cbc orignew 2 ncip 19 y-gencatlg lcc BOOKS TD 420 .W37 1971 30554 0 0 lcc 0 0 MUC MUC TECH 2017-01-18 Donation (BFA) 0 TD 420 .W37 1971 30554 2018-06-27 2017-01-18 BOOKS