Martin, Garry.- <br/><br/>
Behavior Modification:  what it is and how to do it/ 
Martin, Garry and Pear, Joseph 
 - 7th 
 - New Delhi,  prentice hall,inc  2003 
 - xx,470p.;  ill.  24cm 
<br/><br/> includes bibliographical references and indexes 
<br/><br/><label>ISBN: </label>812032210X 
<br/><br/><label>Dewey Class. No.: </label>153.85 MAR