Thomas Ploug, Per Hasle, Harri Oinas-Kukkonen <br/><br/>
Persuasive Technology 

 - Germany  Springer  2010 
<br/><br/><label>ISBN: </label>978-3-642-13226-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer Science<br/>Persuasive Technology