000			00360nam a2200145Ia 4500
020			_a0070589712
082			_a004.21 _bOBR
100			_aO'Brien, James A.
245			_aIntroduction to Information Systems
250			_a12th _b11th reprint
260			_aNew Delhi _bTata McGraw Hill _c2009
300			_axxx, 452p.
650			_aComputer Science
650			_aMCA
999			_c5932 _d5932