裴春艳. (2011). 苹果睡着了: Apples are sleeping. 天津教育出版社.
Chicago Style (17th ed.) Citation裴春艳. 苹果睡着了: Apples Are Sleeping. 天津教育出版社, 2011.
MLA (8th ed.) Citation裴春艳. 苹果睡着了: Apples Are Sleeping. 天津教育出版社, 2011.
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