APA-referens (7:e uppl.)

DeMers, M. N. (2009). Fundamentals of geographic information systems (Forth edition.). Wiley.

Chicago-referens (17:e uppl.)

DeMers, Michael N. Fundamentals of Geographic Information Systems. Forth edition. Hoboken, NJ ; India: Wiley, 2009.

MLA-referens (8:e uppl.)

DeMers, Michael N. Fundamentals of Geographic Information Systems. Forth edition. Wiley, 2009.