Dyfyniad APA

Miller, G. T. (2019). Environmental science (16th edition.). Cengage Learning.

Dyfyniad Arddull Chicago

Miller, G. Tyler. Environmental Science. 16th edition. Bostan, MA: Cengage Learning, 2019.

Dyfyniad MLA

Miller, G. Tyler. Environmental Science. 16th edition. Cengage Learning, 2019.

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