American Public Health Association & Rice, E. W. (2012). Standard methods for the examination of water and wastewater (22nd ed.). American Public Health Association.
Lua i Stíl Chicago (17ú heag.)American Public Health Association agus Eugene W. Rice. Standard Methods for the Examination of Water and Wastewater. 22nd ed. Wasington, DC: American Public Health Association, 2012.
Lua MLA (9ú heag.)American Public Health Association agus Eugene W. Rice. Standard Methods for the Examination of Water and Wastewater. 22nd ed. American Public Health Association, 2012.
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