El progreso de Filipinas. Estudios economicos, administrativos y politicos. Parte economica [microform]. - Sancianco, Gregorio Goson 1892- (Quezon City Photoduplication Service, University of the Philippines Library, 1977)
Microfilmed with 17 other titles.
Originally published in Madrid, Impr. de la viuda de J. M. Perez, 1881.
Keywords: Philippines -- Econ. condit