APA (7th ed.) Citation

Ryan-Herndon, L. L., Barrett Plunkett, L., Glenday, C., & Claxton, S. (2007). Guinness world records. Scholastic Reference.

Chicago Style (17th ed.) Citation

Ryan-Herndon, Lisa L., Laura Barrett Plunkett, Craig Glenday, and Stuart Claxton. Guinness World Records. New York: Scholastic Reference, 2007.

MLA (8th ed.) Citation

Ryan-Herndon, Lisa L., et al. Guinness World Records. Scholastic Reference, 2007.

Warning: These citations may not always be 100% accurate.