DeRisi, William J. <br/><br/>
Writing behavioral contracts :  a case simulation practice manual / 
William J. DeRisi, George Butz. 
 - Champaign, Ill. :  Research Press,  1975. 
 - 87 p. :  ill. ;  22 cm. 
<br/><br/>Bibliography: p. 87. 
<br/><br/><label>ISBN: </label>0878221239 
<br/><br/><label>LCCN: </label>76361147  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Behavior modification.
<br/><br/><label>LC Class. No.: </label>BF637.B4  / D47 
<br/><br/><label>Dewey Class. No.: </label>616.891 42 DER B