APA Citation

Ziegler, R. L., & Constantine, C. B. (2002). Linux firewalls (2nd ed.). Indianapolis, IN: New Riders.

Chicago Style Citation

Ziegler, Robert L., and Carl B. Constantine. Linux Firewalls. 2nd ed. Indianapolis, IN: New Riders, 2002.

MLA Citation

Ziegler, Robert L., and Carl B. Constantine. Linux Firewalls. 2nd ed. Indianapolis, IN: New Riders, 2002.

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