APA (7th ed.) Citation

Thomas, R., & Yates, J. L. (1985). A user guide to the UNIX system (2nd ed.). Osborne McGraw-Hill.

Chicago Style (17th ed.) Citation

Thomas, Rebecca, and Jean L. Yates. A User Guide to the UNIX System. 2nd ed. Berkeley, Calif.: Osborne McGraw-Hill, 1985.

MLA (9th ed.) Citation

Thomas, Rebecca, and Jean L. Yates. A User Guide to the UNIX System. 2nd ed. Osborne McGraw-Hill, 1985.