000 00408nam a2200133Ia 4500
008 250506s9999 xx 000 0 und d
024 _a03A-BS-20 & 03A-BS-06
082 _a004.67072 QAS
100 _aQasim M. Khalil & Junaid Saleem
245 0 _aImplementing Open Source PBX Using Asterisk
260 _aKarachi:
_bUIT,
_c2003
600 _aComputer Science
650 _aBachelor of Computer Science (BS)
999 _c28283
_d28283