El Salvador :
| Institution: | International Institute of Social History |
|---|---|
| Format: | TEXT |
| Published: |
EDUCA,
1981.
San José : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/27E6DE0D-3964-488A-9160-41A05CBA0181 |
| Published: | 1981. |
|---|