Cita APA (7th ed.)
Thomas, R., & Yates, J. L. (1985). A user guide to the UNIX system. Osborne McGraw-Hill.
Cita Chicago (17th ed.)
Thomas, Rebecca, i Jean L. Yates. A User Guide to the UNIX System. Berkeley, Calif.: Osborne McGraw-Hill, 1985.
Cita MLA (9th ed.)
Thomas, Rebecca, i Jean L. Yates. A User Guide to the UNIX System. Osborne McGraw-Hill, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.