APA ציטוט

Bernhardsen, T. (2014). Geographic Information Systems: An introduction. Wiley.

Chicago Style (17th ed.) Citation

Bernhardsen, Tor. Geographic Information Systems: An Introduction. New Delhi: Wiley, 2014.

ציטוט MLA

Bernhardsen, Tor. Geographic Information Systems: An Introduction. Wiley, 2014.