APA (7th ed.) Citation

(1989). The Encyclopedia Americana (International edition.). Grolier.

Chicago Style (17th ed.) Citation

The Encyclopedia Americana. International edition. Danbury, Conn.: Grolier, 1989.

MLA (9th ed.) Citation

The Encyclopedia Americana. International edition. Grolier, 1989.

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