000			00324nam a2200133Ia 4500
008			170101s1997 xx 000 0 und d
020			_a8122400027
100			_aChoudhury Roy D
245		0	_aNetworks and Systems
260			_aN.Delhi _bNew Age International _c1997
300			_a926
650			_aNetworks
942			_2ddc _cBK
999			_c8293 _d8293