Coburn, J F <br/><br/>
The effect of rearing environments on the contrafreeloading phenomenon in rats.  [electronic resource] 

 -  Journal of the experimental analysis of behavior  Sep 1976 
 - 289-94 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>0022-5002 
<br/><br/><label>Standard No.: </label>10.1901/jeab.1976.26-289  doi