00449nam a2200169Ia 450000500170000000800410001703700150005808200230007310000340009624500300013025000110016026000470017130000120021865000230023094200090025399900170026220260814110238.0260814t1962    xx            000 0 und d  adonación  aBIB/02.05.01/05393  aMaidagan de Ugarte, Valentina 0aManual de servicio social  a2a. ed  aSantiago :bEd. Jurídica de Chile,c1962  a277 pb  aSERVICIOS SOCIALES  tMJCh  c18415d18415