APA (7th ed.) Citation

(2004). Reference guide and index: Volume 13. Encyclopedia Britannica, Inc.

Chicago Style (17th ed.) Citation

Reference Guide and Index: Volume 13. Chicago: Encyclopedia Britannica, Inc, 2004.

MLA (9th ed.) Citation

Reference Guide and Index: Volume 13. Encyclopedia Britannica, Inc, 2004.

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