Grady, C. P. Leslie, 1938- Biological wastewater treatment : theory and applications / C. P. Leslie Grady, Jr., and Henry C. Lim. - New York : M. Dekker, c1980. - xiv, 963 p. : ill. ; 27 cm. - Pollution engineering and technology ; 12 . H.B Includes bibliographies and indexes. ISBN: 0824710002 LCCN: 80020171 Subjects--Topical Terms: Sewage--Purification--Biological treatment. LC Class. No.: TD755 / .G72 Dewey Class. No.: 628.351 GRA