Cita APA

Bolstad, P. GIS fundamentals: A first text on geographic information systems (4a ed.).

Citación estilo Chicago

Bolstad, Paul. GIS Fundamentals: A First Text on Geographic Information Systems. 4a ed.

Cita MLA

Bolstad, Paul. GIS Fundamentals: A First Text on Geographic Information Systems. 4a ed.

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