APA (7th ed.) Citation

(1999). Encyclopedia Americana on CD-ROM 1999 (Version 5.0.). Grolier Educational.

Chicago Style (17th ed.) Citation

Encyclopedia Americana on CD-ROM 1999. Version 5.0. Danburry, Conn: Grolier Educational, 1999.

MLA (9th ed.) Citation

Encyclopedia Americana on CD-ROM 1999. Version 5.0. Grolier Educational, 1999.

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