Pierson, Robert W., Jr; Toubier, Joachim; Pierson, Robert W., Jr. (1976). Biological control of water pollution / edited by Joachim Turbin and Robert W. Pierson, Jr. ; introduction by Edward W. Furia. New York :: University of Pennsylvania Press,.
Pierson, Robert W., Jr; Toubier, Joachim; Pierson, Robert W., Jr. Biological control of water pollution / edited by Joachim Turbin and Robert W. Pierson, Jr. ; introduction by Edward W. Furia. New York :: University of Pennsylvania Press,, 1976
Pierson, Robert W., Jr; Toubier, Joachim; Pierson, Robert W., Jr. Biological control of water pollution / edited by Joachim Turbin and Robert W. Pierson, Jr. ; introduction by Edward W. Furia. New York :: University of Pennsylvania Press,, 1976.