APA (7e ed.) Bronvermelding

DELURY, G. E. [. (1979). The world almanac and book of facts 1979. NEA Pub.

Chicago (17e ed.) Bronvermelding

DELURY, George E. [Ed.]. The World Almanac and Book of Facts 1979. New York: NEA Pub, 1979.

MLA (9e ed.) Bronvermelding

DELURY, George E. [Ed.]. The World Almanac and Book of Facts 1979. NEA Pub, 1979.