(2012). Standard Methods for the examination of water and wastewater (22. ed.). Washington: APHA.
Citación estilo ChicagoStandard Methods for the Examination of Water and Wastewater. 22. ed. Washington: APHA, 2012.
Cita MLAStandard Methods for the Examination of Water and Wastewater. 22. ed. Washington: APHA, 2012.
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