APA (7th ed.) Citation

Ahson & Ilyas. (2009). IP multimedia subsystem (IMS) handbook. CRC Press.

Chicago Style (17th ed.) Citation

Ahson and Ilyas. IP Multimedia Subsystem (IMS) Handbook. Boca Raton: CRC Press, 2009.

MLA (9th ed.) Citation

Ahson and Ilyas. IP Multimedia Subsystem (IMS) Handbook. CRC Press, 2009.

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