Cita APA (7th ed.)

Robbins, J. (1988). Essential OS/2. Sybex.

Cita Chicago (17th ed.)

Robbins, Judd. Essential OS/2. San Francisco: Sybex, 1988.

Cita MLA (9th ed.)

Robbins, Judd. Essential OS/2. Sybex, 1988.