Clean Up the World. (2000). MMDA council endorses Australia's clean up the world. Manila Bulletin.
Chicagoスタイル(17版)引用形式Clean Up the World. "MMDA Council Endorses Australia's Clean Up the World." Manila Bulletin 2000.
MLA(9版)引用形式Clean Up the World. "MMDA Council Endorses Australia's Clean Up the World." Manila Bulletin, 2000.
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