00000cam a22000004a 4500 UP-1685675941123791915 Buklod 20071009081038.0 a r |||| u| ta 690912s1969 nyua rb |001 0|eng d (iLib)UPTAC-00000008718 UPVTC eng TD 420 G72 Grava, Sigurd. Urban planning aspects of water pollution control. New York Columbia University Press 1969. xi, 223 p. illus. 23 cm. "Sponsored by the Institute of Urban Environment, Columbia University." Bibliography: p. [188]-209. Water Pollution. Sewage disposal. City planning. Columbia University. Institute of Urban Environment. FO UPTAC UPTAC TD 420 G72 Book