Walker Edward L <br/><br/>
Conditioning and instrumental learning 
Walker Edward L 
 -  1967 
 - Basic concepts in psychology series ed by Edward L Walker .
<br/><br/><label>Standard No.: </label>79,789 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PSYCHOLOGY
<br/><br/><label>Dewey Class. No.: </label>S:41, K7