Cita APA

Chrisman, N. R. (1997). Exploring geographic information systems. New York: John Wiley and Sons.

Chicago Style Citation

Chrisman, Nicholas R. Exploring Geographic Information Systems. New York: John Wiley and Sons, 1997.

Cita MLA

Chrisman, Nicholas R. Exploring Geographic Information Systems. New York: John Wiley and Sons, 1997.

Atenció: Aquestes cites poden no estar 100% correctes.