APA (7th ed.) Zitazioa
ebrary, Inc, & Unwin, D. (2011). Teaching geographic information science and technology in higher education. Wiley Blackwell.
Chicago Style (17th ed.) Zitazioa
ebrary, Inc, eta D. Unwin. Teaching Geographic Information Science and Technology in Higher Education. Chichester, West Sussex ; Hoboken, N.J.: Wiley Blackwell, 2011.
MLA (9th ed.) Zitazioa
ebrary, Inc, eta D. Unwin. Teaching Geographic Information Science and Technology in Higher Education. Wiley Blackwell, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.