Servicio de extensión docente en el Conservatorio Castella.
| Main Author: | |
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| Format: | Thesis Book |
| Language: | Spanish |
| Published: |
San José, C.R.,
1957.
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| Subjects: |
| Physical Description: | [34] hojas : ilustraciones (montadas), fotografías (montadas) ; 29 cm. |
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| Bibliography: | "Bibliografia": h. [34] |