APA (7th ed.) Citation

Physical geology interactive CD-ROM, Wadsworth Publishing Company, Dunning, J., & Brown, P. (1999). In-terra-active 2.0: Physical geology interactive CD-ROM. Wadsworth Publishing Company.

Chicago Style (17th ed.) Citation

Physical geology interactive CD-ROM, Wadsworth Publishing Company, Jeremy Dunning, and Phillip Brown. In-terra-active 2.0: Physical Geology Interactive CD-ROM. [place of publication not identified]: Wadsworth Publishing Company, 1999.

MLA (9th ed.) Citation

Physical geology interactive CD-ROM, et al. In-terra-active 2.0: Physical Geology Interactive CD-ROM. Wadsworth Publishing Company, 1999.