Neumeier, Marty.
Zag: the number-one strategy of high-performance brands : a whiteboard overview /
Marty Neumeier 
. - Berkeley : AIGA,  New Riders,  2007 
. - 178 p.  il.  20 cm. 
<br/>К.: Бібліогр. : c. 159-167, Index 
<br/><label>  ISBN: </label>13 : 978-0-321-42677-2 10 : 0-321-42677-0