APA aipamena

Joyce, C. A., Lazzara, E. J., Janssen, S., Liu, M., & Steintz, A. (2008). The World almanac and book of facts, 2008. World Almanac Books.

Chicago Style aipamena

Joyce, C. Allan, Elizabeth J. Lazzara, Sarah Janssen, M.L Liu, and Andrew Steintz. The World Almanac and Book of Facts, 2008. New York: World Almanac Books, 2008.

MLA aipamena

Joyce, C. Allan, et al. The World Almanac and Book of Facts, 2008. World Almanac Books, 2008.