(1992). Standard methods for the examination of water and wastewater. Washington, DC: American Public Health Association.
Chicago Style CitationStandard Methods for the Examination of Water and Wastewater. Washington, DC: American Public Health Association, 1992.
Cita MLAStandard Methods for the Examination of Water and Wastewater. Washington, DC: American Public Health Association, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.