Edgar, B. (2001). The voiceXML handbook: Understanding and building the phone-enabled web. CMP Books.
Citazione stile Chigago Style (17a edizione)Edgar, Bob. The VoiceXML Handbook: Understanding and Building the Phone-enabled Web. New York, N. Y: CMP Books, 2001.
Citatione MLA (9a ed.)Edgar, Bob. The VoiceXML Handbook: Understanding and Building the Phone-enabled Web. CMP Books, 2001.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.