Pinkwart, Niels. <br/><br/>
Educational Technologies for Teaching Argumentation Skills  [electronic resource]. 

 - Sharjah :  Bentham Science Publishers,  2012. 
 - 1 online resource (359 p.) 
<br/><br/><label>ISBN: </label>9781608050154 9781608055456 
<br/><br/><label>Dewey Class. No.: </label>808.53