Koster, Raph <br/><br/>
A theory of fun for game design 
Raph Koster 
 - 2nd edition 
 - California  O'Reilly Media  2014 
 - xviii, 279p  ill 
<br/><br/><br/>English 
<br/><br/><label>ISBN: </label>9781449363215 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Game design, Gaming
<br/><br/><label>Dewey Class. No.: </label>794.8  / KOS