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Evaluating social action projects : principles, methodological aspects and selected examples / UNESCO. - Paris : Unesco, c 1980. - 161 p. : ill. ; 23 cm. - Socio-economic studies, 1. .

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92-3-101807-8


Servicios sociales -- Evaluación.--Unesco

301.35 / U3e
Last Updated on June 15, 2020
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