"O'Leary, T. J." <br/><br/>
Computing essentials 2005 / 
T. J. O'Leary 
 - Boston:  "Mcgraw-hill,"  2005 
 - 503p. 
<br/><br/><label>ISBN: </label>0-07-283607-5 
<br/><br/><label>Subjects--Index Terms: </label>computing 
<br/><br/><label>Dewey Class. No.: </label>5.1