Kropotkin, Peter <br/><br/>
Mutual Aid  A Factor of Evolution  
Peter Kropotkin 
 - Estados Unidos    Forgotten Books  2008 
 - 219 P.    23 cm. 
<br/><br/>Introduction - Mutual Aid Among Animals - Mutual Aid Among Savages - Mutual Aid Among the Barbarians - Mutual Aid in the Mediaeval City - Mutual Aid Amongst Ourselves - Conclusion - EndNotesÌ 
<br/><br/><label>ISBN: </label>978-160680071-3 
<br/><br/><label>Dewey Class. No.: </label>301  / K938m