APA (7th ed.) Citation

Bourne, P., Holstein, R., & McMullen, J. (2003). UNIX for OpenVMS Users.

Chicago Style (17th ed.) Citation

Bourne, Philip, Richard Holstein, and Joseph McMullen. UNIX for OpenVMS Users. 2003.

MLA (9th ed.) Citation

Bourne, Philip, et al. UNIX for OpenVMS Users. 2003.