DERISI,William.J <br/><br/>
Writing behavior contracts  A case simulatiom practice manual 
William J.Derisi 
 - Illinoss  Research Press  c1975 
 - 87p.:  ill,graphs,charts. 
<br/><br/> Includes bibliographical References 
<br/><br/><label>ISBN: </label>0878221239 
<br/><br/><label>Dewey Class. No.: </label>300.1