El Apoyo Mutuo
| Publisher | Editorial Americalee |
| Translated by | Luis Orsetti |
| Series | Colección Universal De Estudios Sociales |
| Printed by | Talleres Gráficos Americalee |
| About/Subject | Anarchism |
| Format | Hardback |
| Language | Spanish |
| Location | Buenos Aires |
| This Edition Published | 1946 |
| Pages / Font | 370 pages |
Added by Xavier.Rafael