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|a ECHEGARAY DE JUÁREZ, Elena M.
|
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|a Estudio dirigido 2 :
|b métodos y técnicas de investigación /
|c Elena M. Echegaray de Juárez.
|
| 260 |
|
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|a Buenos Aires :
|b Kapelusz,
|c 1972.
|
| 300 |
|
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|a 47 páginas :
|b ilustraciones ;
|c 21 cm.
|
| 504 |
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|a Incluye bibliografía
|
| 650 |
1 |
7 |
|a METODOS DE ESTUDIO
|2 LEMB
|
| 650 |
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7 |
|a METODOLOGIA CIENTIFICA
|2 LEMB
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| 650 |
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7 |
|a INVESTIGACION CIENTIFICA
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|z Cra. 13 No. 65-10, Bogotá
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