000			00304nam a2200133Ia 4500
100			_aChoudhury, Roy
020			_a9788122427677
250			_a2nd ed
942			_cBK
245			_aNetworks and systems
260			_aNew age international, New Delhi _c2010
082			_a001.64404 Cho
300			_axiv,945
999			_c48412 _d48412