Deismireacht APA

Enger, E. D., & Smith, B. F. (1998). Environmental Science: A Study of Interrelationships. Boston: McGraw-Hill.

Trích dẫn kiểu Chicago

Enger, Eldon D., và Bradley F. Smith. Environmental Science: A Study of Interrelationships. Boston: McGraw-Hill, 1998.

Deismireacht MLA

Enger, Eldon D., và Bradley F. Smith. Environmental Science: A Study of Interrelationships. Boston: McGraw-Hill, 1998.

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