Goodman, Elizabeth <br/><br/>
Observing the user experience: A practitioner's guide to user research 

 - 2nd 
 - Amsterdam:  Elsevier,  2012 
 - xiii, 585 p. 
<br/><br/><label>ISBN: </label>9780123848697 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Design
<br/><br/><label>Dewey Class. No.: </label>004.21  / G643O(2)