APA Style
Guyon, C, G,
. (2002).
Voice Enabling Web Application :VoiceXML & Beyond (Edition2).
Edition2:
Prentice Hall.
MLA Style
Guyon, Carlo, Gaetan,
Xavier.
"Voice Enabling Web Application :VoiceXML & Beyond".
Edition2
Edition2:
Prentice Hall,
2002.
BOOK.