Alvorada operária
Subtitle: os congressos operários no Brasil
By: Edgar Rodrigues ; [capa, diagramação e plano gráfico, Oswaldo Ulhoa].
Publisher: Mundo Livre
Published: 1979
Place of publication: Rio de Janeiro
Language: por
Number of pages: 357
Subjects: Labor unions -- Brazil -- Congresses -- History.; Working class -- Brazil -- History.
Notes: Includes bibliographical references.