Cofnodi Dyfyniadau
Dyfyniad APA
ebrary, Inc, & Wang, Y. (2013). Water quality: Indicators, human impact and environmental health. Nova Publishers.
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Dyfyniad Arddull Chicago
ebrary, Inc, and You-Gan Wang. Water Quality: Indicators, Human Impact and Environmental Health. New York: Nova Publishers, 2013.
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Dyfyniad MLA
ebrary, Inc, and You-Gan Wang. Water Quality: Indicators, Human Impact and Environmental Health. Nova Publishers, 2013.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.