American Public Health Association, A. W. W. A. (1999). Standard Methods for the Examination of Water and Wastewater. US.
Čikaški stil citiranjaAmerican Public Health Association, American Water Works Association. Standard Methods for the Examination of Water and Wastewater. US, 1999.
MLA način citiranjaAmerican Public Health Association, American Water Works Association. Standard Methods for the Examination of Water and Wastewater. US, 1999.
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