Lacuarta, G. G. (2002). Garbage crisis in focus on Earth Day. Philippine Daily Inquirer.
Chicago-viite (17. p.)Lacuarta, Gerald G. "Garbage Crisis in Focus on Earth Day." Philippine Daily Inquirer 2002.
MLA-viite (9. p.)Lacuarta, Gerald G. "Garbage Crisis in Focus on Earth Day." Philippine Daily Inquirer, 2002.
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