Reed, S. C. (1988). Natural systems for waste management and treatment: Sherwood C. Reed, E. Joe Middlebrooks, Ronald W. Crites. New York: McGraw-Hill.
Παραπομπή Chicago StyleReed, Sherwood C. Natural Systems for Waste Management and Treatment: Sherwood C. Reed, E. Joe Middlebrooks, Ronald W. Crites. New York: McGraw-Hill, 1988.
Παραπομπή MLAReed, Sherwood C. Natural Systems for Waste Management and Treatment: Sherwood C. Reed, E. Joe Middlebrooks, Ronald W. Crites. New York: McGraw-Hill, 1988.
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