Deismireacht APA

Demers, M. N. (1997). Fundamentals of geographic information systems. John Wiley.

Chicago Edition Citation

Demers, Michael N. Fundamentals of Geographic Information Systems. New York: John Wiley, 1997.

Deismireacht MLA

Demers, Michael N. Fundamentals of Geographic Information Systems. John Wiley, 1997.

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