American Public Health Association, American Water Works Association, Water Environment Federation (U.S.), & American Public Health Association. (1996). Standard methods for the examination of water and wastewater: 19th edition supplement. APHA-AWWA-WEF.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)American Public Health Association, American Water Works Association, Water Environment Federation (U.S.), và American Public Health Association. Standard Methods for the Examination of Water and Wastewater: 19th Edition Supplement. Washington, D.C.: APHA-AWWA-WEF, 1996.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)American Public Health Association, et al. Standard Methods for the Examination of Water and Wastewater: 19th Edition Supplement. APHA-AWWA-WEF, 1996.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.