La investigación científica /
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| Main Author: | |
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| Format: | Book |
| Language: | Spanish |
| Published: |
Barcelona :
Ariel,
1989
|
| Edition: | 2a. ed. |
| Series: | Methodos
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| Subjects: |
| Physical Description: | 955 p. : il., gráficos ; 20 cm. |
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| ISBN: | 8434480107 |