Cita APA (7a ed.)

Alonso R. Robert. (1987). Turbo Pascal DOS Untilities. New York, John Wiley & Sons, Inc., 1987.

Cita Chicago Style (17a ed.)

Alonso R. Robert. Turbo Pascal DOS Untilities. New York, John Wiley & Sons, Inc., 1987, 1987.

Cita MLA (9a ed.)

Alonso R. Robert. Turbo Pascal DOS Untilities. New York, John Wiley & Sons, Inc., 1987, 1987.