APA-referens

American Public Health Association, American Water Works Association, Water Environment Federation, Greenberg, A. E., Clesceri, L. S., & Eaton, A. D. (1992). Standard methods for the examination of water and wastewater (18th ed.). American Public Health Association.

Chicago-stil citat

American Public Health Association, American Water Works Association, Water Environment Federation, Arnold E. Greenberg, Lenore S. Clesceri, och Andrew D. Eaton. Standard Methods for the Examination of Water and Wastewater. 18th ed. Washington, DC: American Public Health Association, 1992.

MLA-referens

American Public Health Association, et al. Standard Methods for the Examination of Water and Wastewater. 18th ed. American Public Health Association, 1992.