Water Environment Federation, ebrary, Inc, & Bowman, D. (2009). Manure pathogens: Manure management, regulations, and water quality protection (First edition.). Water Environment Federation Press McGraw-Hill.
Chicago-referens (17:e uppl.)Water Environment Federation, Inc ebrary, och Dwight Bowman. Manure Pathogens: Manure Management, Regulations, and Water Quality Protection. First edition. Alexandria, Va., New York: Water Environment Federation Press McGraw-Hill, 2009.
MLA-referens (9:e uppl.)Water Environment Federation, et al. Manure Pathogens: Manure Management, Regulations, and Water Quality Protection. First edition. Water Environment Federation Press McGraw-Hill, 2009.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.