APA (7th ed.) Citation

Videodiscovery, Inc. (1996). Understanding earth (Version 1.0 for Windows.). Videodiscovery.

Chicago Style (17th ed.) Citation

Videodiscovery, Inc. Understanding Earth. Version 1.0 for Windows. Seattle, WA: Videodiscovery, 1996.

MLA (9th ed.) Citation

Videodiscovery, Inc. Understanding Earth. Version 1.0 for Windows. Videodiscovery, 1996.

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