DeMers, M. N. (1997). Fundamentals of geographic information systems (3nd ed.). J.Wiley.
Chicago Style (17th ed.) CitationDeMers, Michael N. Fundamentals of Geographic Information Systems. 3nd ed. New York: J.Wiley, 1997.
MLA (8th ed.) CitationDeMers, Michael N. Fundamentals of Geographic Information Systems. 3nd ed. J.Wiley, 1997.
Warning: These citations may not always be 100% accurate.