Hull, Clark Leonard,  1884-1952 <br/><br/>
Essentials of behavior / 
by Clark L. Hull 
 - Westport, Conn. :  Greenwood Press,  1973 
 - viii, 145 p. :  ill. ;  20 cm. 
<br/><br/><label>ISBN: </label>0837169569 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conditioned response