APA引文
Vacca, J. (2014). Network and system security (2nd ed.). Syngress.
芝加哥风格引文
Vacca, John. Network and System Security. 2nd ed. New York: Syngress, 2014.
MLA引文
Vacca, John. Network and System Security. 2nd ed. Syngress, 2014.
警告：这些引文格式不一定是100％准确.