DeMers, M. N. (2009). Fundamentals of geographic information systems (4a. ed.). John Wiley and Sons.
Chicago Style (17th ed.) CitationDeMers, Michael N. Fundamentals of Geographic Information Systems. 4a. ed. Hoboken: John Wiley and Sons, 2009.
MLA引文DeMers, Michael N. Fundamentals of Geographic Information Systems. 4a. ed. John Wiley and Sons, 2009.
警告:這些引文格式不一定是100%准確.