000			00306nam a2200133Ia 4500
100			_aGodbole, Achyut S.
020			_a0-07-047297-1
942			_cBK
654			_a
245			_aData communications and networks
260			_aNew Delhi _bTata McGraw Hill _c20020-07
082			_a004
300			_axix, 503
999			_c390987 _d390987
041			_aeng