teoría e intervención Sánchez Salgado, Carmen Delia. creator text bibliography ag Buenos Aires Editorial Humanitas [1990] 1990 monographic spa

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127 p. ill. Carmen Delia Sánchez Salgado. Includes bibliographical references (p. [119]-127). Social work with the aged Aging Social aspects HV1451 .S2 1990 9505822936 91188794 910828 20160527183241.0 160007