APA引文

Demers, M. N. (1997). Fundamentals of geographic information systems. John Wiley.

Chicago Edition Citation

Demers, Michael N. Fundamentals of Geographic Information Systems. New York: John Wiley, 1997.

MLA引文

Demers, Michael N. Fundamentals of Geographic Information Systems. John Wiley, 1997.

警告：這些引文格式不一定是100％准確.