APA (7th ed.) Citation

Encyclopaedia Britannica, inc, & ebrary, Inc. (2006). Britannica concise encyclopedia. Encyclopaedia Britannica.

Chicago Style (17th ed.) Citation

Encyclopaedia Britannica, inc, and Inc ebrary. Britannica Concise Encyclopedia. Chicago: Encyclopaedia Britannica, 2006.

MLA (9th ed.) Citation

Encyclopaedia Britannica, inc, and Inc ebrary. Britannica Concise Encyclopedia. Encyclopaedia Britannica, 2006.

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