APA (7th ed.) Citation

Peek, J., Todino, G., & Strang, J. (2002). Learning the UNIX operating system (Fifth edition.). O´Reilly & Associates.

Chicago Style (17th ed.) Citation

Peek, Jerry, Grace Todino, and John Strang. Learning the UNIX Operating System. Fifth edition. Sebastopol: O´Reilly & Associates, 2002.

MLA (8th ed.) Citation

Peek, Jerry, et al. Learning the UNIX Operating System. Fifth edition. O´Reilly & Associates, 2002.