APA (7th ed.) Citation
(1992). <The> World Almanac and Book of Facts 1993 (1. ed.). World Almanac.
Chicago Style (17th ed.) Citation
<The> World Almanac and Book of Facts 1993. 1. ed. New York: World Almanac, 1992.
MLA (9th ed.) Citation
<The> World Almanac and Book of Facts 1993. 1. ed. World Almanac, 1992.
Warning: These citations may not always be 100% accurate.