Skinner, B. F.  1904-1990. <br/><br/>
Verbal behavior / 
B. Frederic Skinner. 
 - New York :  Appleton-Century-Crofts,  1957 
 - 478 p. ;  25 cm. 
 - The Century psychology series .
<br/><br/> Open access. 
<br/><br/><label>LCCN: </label>5711446  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Language and languages.