Martin, Garry <br/><br/>
Behavior modification  what it is and how to do it 
Garry Martin, Joseph Pear. 
 - 7th ed. 
 - New Delhi  Prentice Hall of India  2002 
 - xx, 470p., 24cm. 
<br/><br/><label>ISBN: </label>81-203-2210-x. 
<br/><br/><label>Dewey Class. No.: </label>658.3145  / M39B