Spence, Kenneth M. <br/><br/>
Behaviour theory and conditioning / 
by Kenneth W Spence. 
 - New Haven :  Yale university press,  1956. 
 - 262p.: 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Behavior theory
<br/><br/><label>Dewey Class. No.: </label>153.1  / SPE