APA aipamena

(1993). Geographic information 1994: The source book for GIS. London: Taylor and Francis.

Chicago Style aipamena

Geographic Information 1994: The Source Book for GIS. London: Taylor and Francis, 1993.

MLA aipamena

Geographic Information 1994: The Source Book for GIS. London: Taylor and Francis, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.