APA (7. basım) Alıntı

ebrary, Inc, & Dawsen, C. J. (2011). Geographic information systems. Nova Science Publishers.

Chicago Style (17. basım) Atıf

ebrary, Inc, ve Christopher J. Dawsen. Geographic Information Systems. New York: Nova Science Publishers, 2011.

MLA (9th ed.) Atıf

ebrary, Inc, ve Christopher J. Dawsen. Geographic Information Systems. Nova Science Publishers, 2011.