APA (7th ed.) Citation

Thermos, P., & Takanen, A. (2008). Securing VoIP networks: Threats, vulnerabilities, and countermeasures. Addison-Wesley.

Chicago Style (17th ed.) Citation

Thermos, Peter, and Ari Takanen. Securing VoIP Networks: Threats, Vulnerabilities, and Countermeasures. Upper Saddle River, NJ: Addison-Wesley, 2008.

MLA (8th ed.) Citation

Thermos, Peter, and Ari Takanen. Securing VoIP Networks: Threats, Vulnerabilities, and Countermeasures. Addison-Wesley, 2008.

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