Documentación del congreso :
| Institution: | International Institute of Social History |
|---|---|
| Format: | TEXT |
| Published: |
Ministerio de Educación,
1980.
Managua : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/354415E5-7077-4031-9432-B27EB984C723 |
| Published: | 1980. |
|---|