Dyfyniad APA

Manahan, S. E. (2010). Environmental chemistry (9th ed.). CRC Press.

Dyfyniad Arddull Chicago

Manahan, Stanley E. Environmental Chemistry. 9th ed. Boca Raton: CRC Press, 2010.

Dyfyniad MLA

Manahan, Stanley E. Environmental Chemistry. 9th ed. CRC Press, 2010.

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