APA (7th ed.) Citation

(2000). Guiness World Records 2001. Guiness World Records Ltd.

Chicago Style (17th ed.) Citation

Guiness World Records 2001. London: Guiness World Records Ltd, 2000.

MLA (9th ed.) Citation

Guiness World Records 2001. Guiness World Records Ltd, 2000.

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