APA aipamena

DeMers, M. N. (2005). Fundamentals of geographic information systems (3rd ed.). John Wiley & Sons.

Chicago Style aipamena

DeMers, Michael N. Fundamentals of Geographic Information Systems. 3rd ed. New York ; New Delhi: John Wiley & Sons, 2005.

MLA aipamena

DeMers, Michael N. Fundamentals of Geographic Information Systems. 3rd ed. John Wiley & Sons, 2005.