by P. KropotkinPaperback details (USA). details (United Kingdom). details (Germany). details (Canada). ISBN: 978-1-4264-1459-6 ISBN-10: 1-4264-1459-5 BiblioBazaar · 2006 |
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2017 | Paperback | Mutual Aid: A Factor of Evolution |
2007 | Paperback | Mutual Aid: A Factor of Evolution (Dodo Press) |