Informe anual del Secretario del Trabajo sometido al Gobernador de Puerto Rico, 19- Annual report of the Secretary of Labor submitted to the Governor of Puerto Rico, 19-
Informe anual del Secretario del Trabajo sometido al Gobernador de Puerto Rico, 19- Annual report of the Secretary of Labor submitted to the Governor of Puerto Rico, 19-
- San Juan, P. R. Departamento de Hacienda 19-
- v. ill., graphs, tables.
Spanish and English.
Labor--Puerto Rico.
Spanish and English.
Labor--Puerto Rico.