APA aipamena

Campbell, J. (2001). Map use and analysis. Boston: McGraw-Hill.

Chicago Style aipamena

Campbell, John. Map Use and Analysis. Boston: McGraw-Hill, 2001.

MLA aipamena

Campbell, John. Map Use and Analysis. Boston: McGraw-Hill, 2001.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.