APA aipamena

龚勋. (2009). 十万个为什么: Knowledge for the students. 云南教育出版社.

Chicago Style aipamena

龚勋. 十万个为什么: Knowledge for the Students. 云南教育出版社, 2009.

MLA aipamena

龚勋. 十万个为什么: Knowledge for the Students. 云南教育出版社, 2009.

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