Cofnodi Dyfyniadau
Dyfyniad APA
ebrary, Inc, Brusseau, M. L., Gerba, C. P., & Pepper, I. L. (2006). Environmental & pollution science (2nd ed.). Elsevier/Academic Press.
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Dyfyniad Arddull Chicago
ebrary, Inc, Mark L. Brusseau, Charles P. Gerba, and Ian L. Pepper. Environmental & Pollution Science. 2nd ed. Amsterdam ; Boston: Elsevier/Academic Press, 2006.
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Dyfyniad MLA
ebrary, Inc, et al. Environmental & Pollution Science. 2nd ed. Elsevier/Academic Press, 2006.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.