普林格 & 亨德森. (2017). 蛙: Frogs! Strange and wonderful. 中国青年出版社.
Chicago Style (17th ed.) Citation普林格 and 亨德森. 蛙: Frogs! Strange and Wonderful. 中国青年出版社, 2017.
MLA (8th ed.) Citation普林格 and 亨德森. 蛙: Frogs! Strange and Wonderful. 中国青年出版社, 2017.
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