Manning, W. J. (2002). Environmental Pollution in India: Boycott Plastic Bags. ScientificWorldJournal.
シカゴスタイル引用形Manning, William J. "Environmental Pollution in India: Boycott Plastic Bags." ScientificWorldJournal 2002.
MLA引用形式Manning, William J. "Environmental Pollution in India: Boycott Plastic Bags." ScientificWorldJournal 2002.
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