Schell, Jesse, <br/><br/>
The art of game design  a book of lenses  / 
Jesse Schell. 
 - 3rd edition. 3rd edition. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><br/>Electronic reproduction. <br/>Ipswich, MA <br/>Available via World Wide Web. 
<br/><br/><label>ISBN: </label>9781138632059 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer games--Design.
<br/><br/><label>Dewey Class. No.: </label>794.81536