Cohen Jozel <br/><br/>
Operant behavior and operant conditioning 

 - Chicago  Rand McNally and Company  1969 
 - 64p. 
 - Eyewitness Series in Psychology .
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Comparative Psychology