Annual report of the Department of Industrial Services. Informe anual [del] Departamento de Servicios Industriales, 19-
Annual report of the Department of Industrial Services. Informe anual [del] Departamento de Servicios Industriales, 19-
- San Juan, P.R. 19-
- v. illus., graphs.
English and Spanish.
Puerto Rico--Industries.
English and Spanish.
Puerto Rico--Industries.