Tohutoro APA (7th ed.)

DeMers, M. N. (2009). Fundamentals of geographic information systems (4a. ed.). John Wiley and Sons.

Tohutoru Kātū Chicago (17th ed.)

DeMers, Michael N. Fundamentals of Geographic Information Systems. 4a. ed. Hoboken: John Wiley and Sons, 2009.

Tohutoro MLA (9th ed.)

DeMers, Michael N. Fundamentals of Geographic Information Systems. 4a. ed. John Wiley and Sons, 2009.