Lacuarta, G. G. (2002). Garbage crisis in focus on Earth Day. Philippine Daily Inquirer.
Chicagoスタイル(17版)引用形式Lacuarta, Gerald G. "Garbage Crisis in Focus on Earth Day." Philippine Daily Inquirer 2002.
MLA(9版)引用形式Lacuarta, Gerald G. "Garbage Crisis in Focus on Earth Day." Philippine Daily Inquirer, 2002.
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