Cita APA (7a ed.)

Bates, R. J., Elliot, S., & Harris, G. (2015). Securing VoIP: Keeping your VoIP network safe (1st edition.). Syngress.

Cita Chicago Style (17a ed.)

Bates, Regis J., Steve Elliot, y Greg Harris. Securing VoIP: Keeping Your VoIP Network Safe. 1st edition. Waltham, Massachusetts: Syngress, 2015.

Cita MLA (9a ed.)

Bates, Regis J., et al. Securing VoIP: Keeping Your VoIP Network Safe. 1st edition. Syngress, 2015.