Cita APA (7th ed.)

Ayres, R. P. D. (1998). The essence of professional issues in computing. Prentice Hall.

Cita Chicago (17th ed.)

Ayres, Robert Ph. D. The Essence of Professional Issues in Computing. New York: Prentice Hall, 1998.

Cita MLA (9th ed.)

Ayres, Robert Ph. D. The Essence of Professional Issues in Computing. Prentice Hall, 1998.