APA (7th ed.) Citation

Earnshaw, R. A., Gigante, M. A., & Jones, H. (1994). Virtual reality systems. Academic press.

Chicago Style (17th ed.) Citation

Earnshaw, Rae A., M. A. Gigante, and H. Jones. Virtual Reality Systems. London, San Diego: Academic press, 1994.

MLA (9th ed.) Citation

Earnshaw, Rae A., et al. Virtual Reality Systems. Academic press, 1994.