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- catalog contributor b4788432.
- catalog contributor b4788433.
- catalog created "[1951]".
- catalog date "1951".
- catalog date "[1951]".
- catalog dateCopyrighted "[1951]".
- catalog extent "16 leaves ;".
- catalog issued "1951".
- catalog issued "[1951]".
- catalog language "spa".
- catalog publisher "Washington, D.C. : División de Trabajo y Asuntos Sociales, Departamento de Asuntos Económicos y Sociales, Unión Panamericana,".
- catalog subject "Social problems Congresses.".
- catalog title "Informe preliminar : Tercer Seminario Regional de Asuntos Sociales, Porto Alegre, Brasil, mayo 14-25, 1951.".
- catalog type "text".