Cita APA

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

Citación estilo Chicago

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

Cita MLA

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

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