APA (7th ed.) Citation

Preetham, V. V. (2002). Internet security and firewalls. Premier Press.

Chicago Style (17th ed.) Citation

Preetham, V. V. Internet Security and Firewalls. Cincinnati, Ohio: Premier Press, 2002.

MLA (9th ed.) Citation

Preetham, V. V. Internet Security and Firewalls. Premier Press, 2002.