Cita APA (7a ed.)

Glass, G., & Ables, K. (1999). UNIX for programmers and users (2nd ed.). Prentice-Hall.

Cita Chicago Style (17a ed.)

Glass, Graham, y King Ables. UNIX for Programmers and Users. 2nd ed. Upper Saddle River, New Jersey: Prentice-Hall, 1999.

Cita MLA (9a ed.)

Glass, Graham, y King Ables. UNIX for Programmers and Users. 2nd ed. Prentice-Hall, 1999.