APA (7th ed.) Citation
Bernhardsen, T. (2002). Geographic Information Systems: An Introduction (3rd Edition.). John Wiley & Sons.
Chicago Style (17th ed.) Citation
Bernhardsen, Tor. Geographic Information Systems: An Introduction. 3rd Edition. New York: John Wiley & Sons, 2002.
MLA (9th ed.) Citation
Bernhardsen, Tor. Geographic Information Systems: An Introduction. 3rd Edition. John Wiley & Sons, 2002.
Warning: These citations may not always be 100% accurate.