APA (7th ed.) Citation

DeMers, M. N. (2009). Fundamentals of geographic information systems (4th ed.). John Wiley.

Chicago Style (17th ed.) Citation

DeMers, Michael N. Fundamentals of Geographic Information Systems. 4th ed. [Hoboken, NJ]: John Wiley, 2009.

MLA (9th ed.) Citation

DeMers, Michael N. Fundamentals of Geographic Information Systems. 4th ed. John Wiley, 2009.

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