Goodman, Elizabeth.- <br/><br/>
Observing the User Experience:  A Practitioner's Guide to User Research/  English. 
Elizabeth Goodman, Mike Kuniavsky, Adrea Moed.- 
 - 2nd Edition.- 
 - Amsterdam:  Elsevier,  2012. 
 - 585p.;  ill,;  24cm.- 
<br/><br/><label>ISBN: </label>978-0-12-384869-7 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>Dewey Class. No.: </label>300.72 GOO