APA aipamena

Information Please Almanac: Atlas and Year Book 1970. Dan Golenpaul associates.

Chicago Style aipamena

Information Please Almanac: Atlas and Year Book 1970. New York: Dan Golenpaul associates.

MLA aipamena

Information Please Almanac: Atlas and Year Book 1970. Dan Golenpaul associates.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.