APA aipamena

Bridgwater, W. (1963). The colombia encyclopedia (3rd. ed.). Colombia University Press.

Chicago Style aipamena

Bridgwater, William. The Colombia Encyclopedia. 3rd. ed. New York: Colombia University Press, 1963.

MLA aipamena

Bridgwater, William. The Colombia Encyclopedia. 3rd. ed. Colombia University Press, 1963.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.