APA (7th ed.) Citation

Stewart, J. M. (2014). Network Security, Firewalls, and VPNs (Second edition.). Jones & Bartlett Learning.

Chicago Style (17th ed.) Citation

Stewart, J. Michael. Network Security, Firewalls, and VPNs. Second edition. Estados Unidos: Jones & Bartlett Learning, 2014.

MLA (9th ed.) Citation

Stewart, J. Michael. Network Security, Firewalls, and VPNs. Second edition. Jones & Bartlett Learning, 2014.