Blough, D S <br/><br/>
Counterpoint.  [electronic resource] 

 -  Journal of the experimental analysis of behavior  Nov 1987 
 - 468-9 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0022-5002 
<br/><br/><label>Standard No.: </label>10.1901/jeab.1987.48-468  doi