000			00369nam a22001337a 4500
999			_c1359 _d1359
020			_a0070447446
082			_a004.69 _bHEL/VOI
100			_aHeld, Gil. _91698
245			_aVoice & Data Internetworking _cGil Held,
250			_a3rd ed.
260			_aNew Delhi : _bTata McGraw-Hill Publishing Company Limited, _cc2001.
300			_axviii,397 p.: _b[36]
942			_cBOOK