Planificación de la investigación : la validez del diseño.
| Main Author: | |
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| Format: | Libro |
| Language: | English |
| Published: |
Salamanca
Amarú
1999
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| Edition: | 1a.ed. |
| Series: | Psicología
48 |
| Subjects: | |
| Online Access: |
| Physical Description: | 162 p. |
|---|---|
| ISBN: | 8481961280 |