HAAG,Stephen <br/><br/>
Information systems essentials/ 
Stephen Haag & Maeve Cummings. 
 - 2nd ed. 
 - New York:  McGraw-Hill,  2008 
 - xxxi,490p.:  ill.;  29cm 
<br/><br/> includes index 
<br/><br/><label>ISBN: </label>9780073323084 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Management information sytems<br/>Information technology
<br/><br/><label>LC Class. No.: </label>T58.6  / HAA 2008