Obama, B. (2008). Change we can believe in: Barack obama's plan to renew america's promise. Three Rivers.
シカゴスタイル引用形Obama, Barack. Change We Can Believe in: Barack Obama's Plan to Renew America's Promise. New York: Three Rivers, 2008.
MLA引用形式Obama, Barack. Change We Can Believe in: Barack Obama's Plan to Renew America's Promise. Three Rivers, 2008.
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