APA (7th ed.) Citation

Ahson & Ilyas. (2009). SIP handbook: Services, technologies and security of Session Initiation Protocol. CRC Press.

Chicago Style (17th ed.) Citation

Ahson and Ilyas. SIP Handbook: Services, Technologies and Security of Session Initiation Protocol. Boca Raton: CRC Press, 2009.

MLA (9th ed.) Citation

Ahson and Ilyas. SIP Handbook: Services, Technologies and Security of Session Initiation Protocol. CRC Press, 2009.

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