Sludge :
recycling for agricultural use.
APA Citation
United States. Environmental Protection Agency. Office of Water Program Operations. (1982). Sludge: recycling for agricultural use. Washington, DC: U.S. Environmental Protection Agency, Office of Water Program Operations.
MLA Citation
United States. Environmental Protection Agency. Office of Water Program Operations. Sludge: Recycling for Agricultural Use. Washington, DC: U.S. Environmental Protection Agency, Office of Water Program Operations, 1982.
Warning: These citations may not always be complete (especially for serials).