Roy, B. (2011). Man made global crisis: Environmental effects on global warming. Monalisa Enterprises.
Chicagoスタイル(17版)引用形式Roy, Bhavna. Man Made Global Crisis: Environmental Effects on Global Warming. New Delhi: Monalisa Enterprises, 2011.
MLA(9版)引用形式Roy, Bhavna. Man Made Global Crisis: Environmental Effects on Global Warming. Monalisa Enterprises, 2011.
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