Witteveen, Loes. <br/><br/>
The voice of the visual. Visual learning strategies for problem analysis, social dialogue and mediated participation / 
Loes Witteven. 
 - Wageningen :  Wageningen University,  2009. 
 - XI, 183 s. :  il. ;  24 cm. 
<br/><br/>Bibliogr. 
<br/><br/><label>ISBN: </label>9789085854623 9789059723436