000			00421nam a22001451a 4500
008
020			_a9780070472815 _c595.00
040			_aMaharaja Agrasen College - Delhi
082			_a621.3981 _bBAT-P
100			_aBATES, Regis J.
245			_aVoice and data communications handbook 4th. / _h[Text]
250			_a4th.
260			_bTata Mcgraw, New Delhi _c2003
300			_a1074, p/b
999			_c28131 _d28131