Motivation in humor 

 - London  Transaction Publishers  2006 
 - 181p 
<br/><br/><label>ISBN: </label>9780202308722 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Wit and humour
<br/><br/><label>Dewey Class. No.: </label>MPH 809.7  / MOT