白云. (2016). 自然科学未解之谜: Unsolved mysteries of science. 北方妇女儿童出版社.
Chicago Style (17. basım) Atıf白云. 自然科学未解之谜: Unsolved Mysteries of Science. 北方妇女儿童出版社, 2016.
MLA (8th ed.) Atıf白云. 自然科学未解之谜: Unsolved Mysteries of Science. 北方妇女儿童出版社, 2016.
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