Voice Over IP
Black, Uyless
Voice Over IP Eng. Black, Uyless - 2nd. - New Jersey PHI 2002 - xix, 330 p. : 24 cm.
Computer
004.6 / BLA-V 2002 454
Voice Over IP Eng. Black, Uyless - 2nd. - New Jersey PHI 2002 - xix, 330 p. : 24 cm.
Computer
004.6 / BLA-V 2002 454