O'Brien, James A. <br/><br/>
Enterprise to information systems / 
James O'Brien and George Marakas. 
 - 13th ed. 
 - Boston :  McGraw-Hill Irwin,  2006. 
 - 1 v. ;  25 cm. 
<br/><br/><label>ISBN: </label>007110710X 
<br/><br/><label>LC Class. No.: </label>HF5548.2  / .O23 2006