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Lua i Stíl Chicago (17ú heag.)Ching, Panfila. "Public Provision and Demand for Health Services: A Case Study of Bicol." Philippine Review of Economics and Business (formerly The Philippine Review of Business and Economics) 1986.
Lua MLA (9ú heag.)Ching, Panfila. "Public Provision and Demand for Health Services: A Case Study of Bicol." Philippine Review of Economics and Business (formerly The Philippine Review of Business and Economics), 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.