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| Título: | 4 escuelas experimentales norteamericanas : / |
|---|---|
| Main Author: | |
| Edition: | 2a ed |
| Published: |
Buenos Aires
Kapelusz
|
| Fecha de edición: | 1958 |
| Physical Description: | 226 p. : 20 cm. |
| Series: | Bibl.de cultura pedagógica;
22 |
| Subjects: |