Jenn Visocky O'Grady and Ken Visocky O'Grady <br/><br/>
A Designer's Research Manual, 2nd edition, Updated and Expanded: Succeed in design by knowing your clients and understanding what they really need 

 - Illustrated 
 -  Rockport Publishers  2017 
 - 208 pages 
<br/><br/><label>ISBN: </label>9781631592621 
<br/><br/><label>Dewey Class. No.: </label>745.4072 OGR