American Public Health Association, & American Water Works Association. (2017). Standard methods: For examination of water and wastewater (23. ed.). Washington: American Public Health Association.
Chicago Style CitationAmerican Public Health Association, and American Water Works Association. Standard Methods: For Examination of Water and Wastewater. 23. ed. Washington: American Public Health Association, 2017.
MLA CitationAmerican Public Health Association, and American Water Works Association. Standard Methods: For Examination of Water and Wastewater. 23. ed. Washington: American Public Health Association, 2017.
Warning: These citations may not always be 100% accurate.