APA引文

Cisco Systems, I. (2004). Fundamentals of network security: Lab companion and workbook. Indianpolis, IN: Cisco Press.

Trích dẫn kiểu Chicago

Cisco Systems, Inc. Fundamentals of Network Security: Lab Companion and Workbook. Indianpolis, IN: Cisco Press, 2004.

MLA引文

Cisco Systems, Inc. Fundamentals of Network Security: Lab Companion and Workbook. Indianpolis, IN: Cisco Press, 2004.

警告：这些引文格式不一定是100％准确.