Skinner B F <br/><br/>
Beyond freedom and dignity . 

 - New York     Alfred A. Knopf      1972 
 - 225p.  cm. 
<br/><br/><label>Standard No.: </label>52637 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>R4, L1