APA (7th ed.) Citation

Hucaby, D. Cisco Asa and Pix Firewall Handbook. Cisco Press.

Chicago Style (17th ed.) Citation

Hucaby, David. Cisco Asa and Pix Firewall Handbook. Cisco Press.

MLA (8th ed.) Citation

Hucaby, David. Cisco Asa and Pix Firewall Handbook. Cisco Press.

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