APA (7th ed.) Citation

Dorling Kindersley Multimedia. (1997). Encyclopedia of nature (Version 2.0, CD-ROM for Macintosh & Windows.). DK Multimedia.

Chicago Style (17th ed.) Citation

Dorling Kindersley Multimedia. Encyclopedia of Nature. Version 2.0, CD-ROM for Macintosh & Windows. New York: DK Multimedia, 1997.

MLA (9th ed.) Citation

Dorling Kindersley Multimedia. Encyclopedia of Nature. Version 2.0, CD-ROM for Macintosh & Windows. DK Multimedia, 1997.