O'Leary, Timothy J. <br/><br/>
Computing essentials : making IT work for you / Timothy J. O'Leary, Linda I. O'Leary, Daniel A. O'Leary 

 - New York, NY :  Mcgraw Hill Higher Education,  2015. 
 - xxii, 298p.:  ill.;  28cm 
<br/><br/><label>ISBN: </label>9781259253638 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Automatic data processing<br/>Computer system<br/>Computers
<br/><br/><label>LC Class. No.: </label>QA 76 O45c 2015