Tullis, Tom <br/><br/>
Measuring the user experience :  collecting ,analyzing, and presenting usability metrics /  
Tom Tullis and Bill Albert. 
 - Amsterdam :  Elsevier,   2008. 
 - xvi,317p.;  24cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780123735584 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>User interfaces.<br/>Measurement.<br/>Technology assessment .<br/>Albert , Bill
<br/><br/><label>Dewey Class. No.: </label>303.4834 TUL