Vidal, R. (1998). Panay, Negros losing last forest frontier. Philippine Daily Inquirer.
Chicagoスタイル(17版)引用形式Vidal, Recto. "Panay, Negros Losing Last Forest Frontier." Philippine Daily Inquirer 1998.
MLA(9版)引用形式Vidal, Recto. "Panay, Negros Losing Last Forest Frontier." Philippine Daily Inquirer, 1998.
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