APA (7th ed.) Citation
American water works association, Denver, Colo.^pUS, & Water pollution control federation, Washington, D.C.^pUS. (1981). Standard methods for the examination of water and wastewater: Selected analytical methods approved and cited by the United States environmental protection agency. APHA.
Chicago Style (17th ed.) Citation
American water works association, Denver, Colo.^pUS, and Washington Water pollution control federation. Standard Methods for the Examination of Water and Wastewater: Selected Analytical Methods Approved and Cited by the United States Environmental Protection Agency. Washington: APHA, 1981.
MLA (9th ed.) Citation
American water works association, Denver, Colo.^pUS, and Washington Water pollution control federation. Standard Methods for the Examination of Water and Wastewater: Selected Analytical Methods Approved and Cited by the United States Environmental Protection Agency. APHA, 1981.
Warning: These citations may not always be 100% accurate.