Herrin, Alejandro N.De Jesus, Ma. Corazon A.Jolejole, Josephine E.2024-11-152024-11-151981-03-16https://selib.upd.edu.ph/etdir/handle/123456789/1485enPhilippine exportExportMining industryMiningIndustryPhilippine export receipts and mining industry: 1971 - 1979Thesis