(2007). The Americana Annual 2007The Encyclopedia of the Events of 2006, Yearbook of the encyclopedia Americana. The World Bank.
Chicagoスタイル(17版)引用形式The Americana Annual 2007The Encyclopedia of the Events of 2006, Yearbook of the Encyclopedia Americana. The World Bank, 2007.
MLA(8版)引用形式The Americana Annual 2007The Encyclopedia of the Events of 2006, Yearbook of the Encyclopedia Americana. The World Bank, 2007.
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