El seguro obrero
By: Alvaro Obregón.
Publisher: Partido Revolucionario Institucional/Comité Ejecutivo Nacional, Comisión Nacional Editorial
Published: 1970
Place of publication: [Mexico City]
Language: spa
Number of pages: 35
Subjects: Obregón, Alvaro, 1880-1928.; Social security -- Mexico -- History.; Working class -- Mexico -- History.
Notes: Includes bibliographical references.