Van Ments, Morry. <br/><br/>
The effective use of role / 
Morry van Ments. 
 - Rev ed. 
 - London :  Kogan Page,  1989. 
 - 186 p ;  24 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0893973386 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Simulation games in education.<br/>Role playing.