Harzem, P. <br/><br/>
Conceptual issues in operant psychology /  
P. Harzem and T. R. Miles.  
 - Chichester :   John Wiley and Sons,   1978. 
 - 134 p. ;  
<br/><br/><label>ISBN: </label>0 471 99603 3 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Condicionamiento operante.<br/>Control de estimulo
<br/><br/><label>Dewey Class. No.: </label>152.3224  / H179