Cita APA (7th ed.)
Vacca, J. (2014). Network and system security (2nd ed.). Syngress.
Cita Chicago (17th ed.)
Vacca, John. Network and System Security. 2nd ed. New York: Syngress, 2014.
Cita MLA (9th ed.)
Vacca, John. Network and System Security. 2nd ed. Syngress, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.