Gaya APA

Clesceri, L, S. et al (1989). Standard Methods for the Examination of Water and Wastewater (17th ed.). Washington DC: American Public Health Association.

Gaya MLA

Clesceri, Lenore, S.. et al. "Standard Methods for the Examination of Water and Wastewater". 17th ed. Washington DC: American Public Health Association, 1989. print.