Chrisman, N. R. (1997). Exploring geographic information systems. New York: John Wiley and Sons.
Citación estilo ChicagoChrisman, Nicholas R. Exploring Geographic Information Systems. New York: John Wiley and Sons, 1997.
Cita MLAChrisman, Nicholas R. Exploring Geographic Information Systems. New York: John Wiley and Sons, 1997.
Precaución: Estas citas no son 100% exactas.