Deismireacht APA

Cunningham, W. P., & Saigo, B. W. (1997). Environmental Science: A Global Concern. Boston: McGraw-Hill.

Trích dẫn kiểu Chicago

Cunningham, William P., và Barbara Woodworth Saigo. Environmental Science: A Global Concern. Boston: McGraw-Hill, 1997.

Deismireacht MLA

Cunningham, William P., và Barbara Woodworth Saigo. Environmental Science: A Global Concern. Boston: McGraw-Hill, 1997.

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