Progreso :
Saved in:
| Format: | Journal |
|---|---|
| Language: | English |
| Published: |
New York ; Mexico, D. F. ; Buenos Aires :
Vision.
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| Subjects: |
| Published: | Vol.1, no.1 (jul./ago.1972)- . |
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| Item Description: | Descripción basada en: Vol.2,no. 1(jan./fev.1973). |
| Physical Description: | v. v. : |
| Publication Frequency: | Bimestral |