APA aipamena

Christopherson, R. W. (2006). Geosystems (Custom edition for Georgia State University.). Pearson Custom Publishing.

Chicago Style aipamena

Christopherson, Robert W. Geosystems. Custom edition for Georgia State University. Boston, Ma: Pearson Custom Publishing, 2006.

MLA aipamena

Christopherson, Robert W. Geosystems. Custom edition for Georgia State University. Pearson Custom Publishing, 2006.

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