American Public Health Association. (1995). Standard methods for the examination of water and wastewater (19a. ed.). American Public Health Association.
Chicago-Zitierstil (17. Ausg.)American Public Health Association. Standard Methods for the Examination of Water and Wastewater. 19a. ed. Washington, D.C: American Public Health Association, 1995.
MLA-Zitierstil (9. Ausg.)American Public Health Association. Standard Methods for the Examination of Water and Wastewater. 19a. ed. American Public Health Association, 1995.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.