APA (7th ed.) Citation

Wrightson, K., & Merlino, J. (2001). Mastering UNIX. SYBEX.

Chicago Style (17th ed.) Citation

Wrightson, Katherine, and Joseph Merlino. Mastering UNIX. San Francisco, Calif. ; London: SYBEX, 2001.

MLA (9th ed.) Citation

Wrightson, Katherine, and Joseph Merlino. Mastering UNIX. SYBEX, 2001.