APA (7th ed.) Citation

ZwickylhElizabeth D, Cooper, & Chapman. Building internet firewalls (2nd ed.).

Chicago Style (17th ed.) Citation

ZwickylhElizabeth D, Cooper, and Chapman. Building Internet Firewalls. 2nd ed. CambridgelbO'reillylc2000.

MLA (9th ed.) Citation

ZwickylhElizabeth D, et al. Building Internet Firewalls. 2nd ed.

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