Cita APA

Estes, J. S. ;. J. (1990). Geographic Information Systems An Introduction. Prentice Hall.

Citación estilo Chicago

Estes, Jeffrey Star ; John. Geographic Information Systems An Introduction. Prentice Hall, 1990.

Cita MLA

Estes, Jeffrey Star ; John. Geographic Information Systems An Introduction. Prentice Hall, 1990.

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