佐罗世家. (2009). 跟奥巴马学口才: Study eloquence with Obama. 金城出版社.
Chicago Style (17th ed.) Citation佐罗世家. 跟奥巴马学口才: Study Eloquence with Obama. 金城出版社, 2009.
MLA (8th ed.) Citation佐罗世家. 跟奥巴马学口才: Study Eloquence with Obama. 金城出版社, 2009.
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