Philippine Islands. Intendencia General de Hacienda & Philippine Islands. Intendencia General de Hacienda. (1975). Estadistica general del comercio exterior de las Islas Filipinas [microform]. Photoduplication Service. University of the Philippines Library.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPhilippine Islands. Intendencia General de Hacienda और Philippine Islands. Intendencia General de Hacienda. Estadistica General Del Comercio Exterior De Las Islas Filipinas [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1975.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPhilippine Islands. Intendencia General de Hacienda और Philippine Islands. Intendencia General de Hacienda. Estadistica General Del Comercio Exterior De Las Islas Filipinas [microform]. Photoduplication Service. University of the Philippines Library, 1975.