APA (7th ed.) Citation

Council for Agricultural Science and Technology & United States. Environmental Protection Agency. Office of Water Program Operations. (1976). Application of sewage sludge to cropland: Appraisal of potential hazards of the heavy metals to plants and animals. Environmental Protection Agency, Office of Water Program Operations ; General Services Administration.

Chicago Style (17th ed.) Citation

Council for Agricultural Science and Technology and United States. Environmental Protection Agency. Office of Water Program Operations. Application of Sewage Sludge to Cropland: Appraisal of Potential Hazards of the Heavy Metals to Plants and Animals. Washington : Denver, Colo.: Environmental Protection Agency, Office of Water Program Operations ; General Services Administration, 1976.

MLA (9th ed.) Citation

Council for Agricultural Science and Technology and United States. Environmental Protection Agency. Office of Water Program Operations. Application of Sewage Sludge to Cropland: Appraisal of Potential Hazards of the Heavy Metals to Plants and Animals. Environmental Protection Agency, Office of Water Program Operations ; General Services Administration, 1976.