Cita APA (7th ed.)

American Public Health Association, American Water Works Association, Water Pollution Control Federation, & Water Environment Federation. (1976). Standard methods for the examination of water and wastewater (14a. ed.). A.P.H.A.

Cita Chicago (17th ed.)

American Public Health Association, American Water Works Association, Water Pollution Control Federation, i Water Environment Federation. Standard Methods for the Examination of Water and Wastewater. 14a. ed. Washington, D.C: A.P.H.A, 1976.

Cita MLA (9th ed.)

American Public Health Association, et al. Standard Methods for the Examination of Water and Wastewater. 14a. ed. A.P.H.A, 1976.