APA (7th ed.) Citation

DeMers. (1997). Fundamentals of geographic information systems. John Wiley & Sons.

Chicago Style (17th ed.) Citation

DeMers. Fundamentals of Geographic Information Systems. New York: John Wiley & Sons, 1997.

MLA (9th ed.) Citation

DeMers. Fundamentals of Geographic Information Systems. John Wiley & Sons, 1997.

Warning: These citations may not always be 100% accurate.