龚勋. (2016). 中国未解之谜: Chinese unsolved secrets. 汕头大学出版社.
Chicago Style (17th ed.) Citation龚勋. 中国未解之谜: Chinese Unsolved Secrets. 汕头大学出版社, 2016.
MLA (8th ed.) Citation龚勋. 中国未解之谜: Chinese Unsolved Secrets. 汕头大学出版社, 2016.
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