APA aipamena

龚勋. (2009). 狂野地球奥秘: Mysteries of earth. 云南教育出版社.

Chicago Style aipamena

龚勋. 狂野地球奥秘: Mysteries of Earth. 云南教育出版社, 2009.

MLA aipamena

龚勋. 狂野地球奥秘: Mysteries of Earth. 云南教育出版社, 2009.

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