APA aipamena

(1970). World Book Encyclopedia. Field Enterprises Educatioal Corporation.

Chicago Style aipamena

World Book Encyclopedia. Chicago: Field Enterprises Educatioal Corporation, 1970.

MLA aipamena

World Book Encyclopedia. Field Enterprises Educatioal Corporation, 1970.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.