APA Citation

Wallingford, T. (2011). VoIP Hacks. O'Reilly.

Chicago Style Citation

Wallingford, Theodore. VoIP Hacks. O'Reilly, 2011.

MLA Citation

Wallingford, Theodore. VoIP Hacks. O'Reilly, 2011.

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