O'Brien, James A., <br/><br/>
Introduction to information systems : essentials for the e-business enterprise  
Jame A. O'Brien. 
 - 11th ed. 
 - Boston :  McGraw-Hill/Irwin,  2003. 
 - 1 v. (various pagings) :  col. ill. ;  29 cm. 
<br/><br/> Special code to access PowerWeb: reluctance-40874328. 
<br/><br/><label>ISBN: </label>0072472642 0072821027 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business--Data processing.<br/>Management--Data processing.<br/>Management information systems.