APA (7th ed.) Citation
(2004). Encyclopaedia Britannica: Book of the year 2004. Encyclopaedia Britannica.
Chicago Style (17th ed.) Citation
Encyclopaedia Britannica: Book of the Year 2004. Chicago: Encyclopaedia Britannica, 2004.
MLA (9th ed.) Citation
Encyclopaedia Britannica: Book of the Year 2004. Encyclopaedia Britannica, 2004.
Warning: These citations may not always be 100% accurate.