APA Style

DeMers, M, N. (2005). Fundamentals of geographic information systems / Michael N. DeMers (3). Hoboken, N.J: John Wiley & Sons.

MLA Style

DeMers, Michael, N.. "Fundamentals of geographic information systems / Michael N. DeMers". 3 Hoboken, N.J: John Wiley & Sons, 2005. Textbook ห้องสมุดทั่วไป.