O'Leary, Timothy J, 1947-  <br/><br/>
Computing essentials : making IT work for you  
/ Timothy J. O'Leary, Linda J. O'Leary. 
 - 2012 complete ed.. 
 - New York  McGraw Hill  2012. 
 - xxviii, 516p  ill  28cm 
<br/><br/><label>ISBN: </label>9780071221078  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computers<br/>Electronic data processing
<br/><br/><label>Dewey Class. No.: </label>004 OLE 2012