Junkins, Randy The activated sludge process : fundamentals of operation / Randy Junkins, Kevin Deeny, Thomas Eckhoff - Ann Arbor, Mich. : Ann Arbor Science, 1983 - xv, 136 p. : ill. ; 24 cm Includes index LCCN: 82-070699 Subjects--Topical Terms: Sewage--Purification--Activated sludge process