Bernstein, Richard J. <br/><br/>
Praxis and action  Richard J. Bernstein. 

 - London  Gerald Dukworth  1971 
 - xv, 344p., 22cm. 
<br/><br/><label>ISBN: </label>0-7156-0629-8. 
<br/><br/><label>Dewey Class. No.: </label>128.4,  / B49P