Deismireacht APA

Chrisman, N. R. (1997). Exploring geographic information systems. New York: John Wiley and Sons.

Trích dẫn kiểu Chicago

Chrisman, Nicholas R. Exploring Geographic Information Systems. New York: John Wiley and Sons, 1997.

Deismireacht MLA

Chrisman, Nicholas R. Exploring Geographic Information Systems. New York: John Wiley and Sons, 1997.

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