A, O'brien James <br/><br/>
Introduction to Information Systems / 
O'brien James A 
 - 2nd ed. 
 - Boston:  McGraw-Hill,  1998. 
 - 591p. 
<br/><br/><label>ISBN: </label>0071158065 
<br/><br/><label>LC Class. No.: </label>HD30.213  / .O14 1998