Business Day. (1987). The Philippine mining industry: Perspectives and prospects. Business Day.
Citação do estilo Chicago (17ª ed.)Business Day. The Philippine Mining Industry: Perspectives and Prospects. Manila: Business Day, 1987.
Citação MLA (9ª ed.)Business Day. The Philippine Mining Industry: Perspectives and Prospects. Business Day, 1987.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.