APA Citation

Americana, T. E. (1972). The Encyclopedia Americana International Edition in Volume 20. Americana Corporation.

Chicago Style Citation

Americana, The Encyclopedia. The Encyclopedia Americana International Edition in Volume 20. Americana Corporation, 1972.

MLA Citation

Americana, The Encyclopedia. The Encyclopedia Americana International Edition in Volume 20. Americana Corporation, 1972.

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