Puertas abiertas
Subtitle: Sivensa a 40 años de la primera colada (1950-1990)
By: [fotografía, Thea Segall ; texto, John Sweeney].
Contributors: Segall, Thea.; Sweeney, John.; Sivensa (Firm). Comité Ejecutivo.
Publisher: Comité Ejecutivo de Empresas Sivensa
Published: 1991
Place of publication: [Caracas]
Language: spa
Number of pages: 168
Subjects: Sivensa (Firm) -- History -- 20th century.; Steel industry and trade -- Venezuela -- History -- 20th century.