000			00335nam a2200133Ia 4500
008			151128s9999 xx 000 0 und d
020			_a8172400366
041			_aENG
100			_aPuri
245			_aComputers and information technology
260			_c1992 _aNew Delhi _bGlobal Business Press
300			_axii, 485p.
942			_cBK _2udc
999			_c28406 _d28406