00477nam a2200133   450000500170000008200080001710000180002524501360004326000530017930000270023250400250025965000280028470000310031220260206052040.0  bSMK  aS. M. Kamran.  aUsage and advantages of integrated services digital network (ISDN) and videoconferencing as a case study /cS. M. Kamran...[et.al.]  aMUET, Jamshoro :bElectronic Engineering,c1999.  a104p. :bill. ; 30 cm.  aIncludes References.  aElectronic Engineering.  aChowdhry, Bhawani Shankar.