APA (7th ed.) Citation

Spanbauer, S. (2004). Ultimate network security: How to install a firewall. PC World Philippines.

Chicago Style (17th ed.) Citation

Spanbauer, Scott. "Ultimate Network Security: How to Install a Firewall." PC World Philippines 2004.

MLA (9th ed.) Citation

Spanbauer, Scott. "Ultimate Network Security: How to Install a Firewall." PC World Philippines, 2004.

Warning: These citations may not always be 100% accurate.