SKINNER, B. Frederic <br/><br/>
Walden two 

 - Cambridge  Hackett Publishing Company  2005 
 - 301 
<br/><br/><label>ISBN: </label>9780872207781 
<br/><br/><label>Index Terms--Genre/Form: </label><br/>LITERATURA
<br/><br/><label>Universal Decimal Class. No.: </label>80