寇欧 & 罗婉妮. (2015). 我是火龙，我驯服了维京人: How to train your Viking. 青岛出版社.
Chicago Style (17th ed.) Citation寇欧 and 罗婉妮. 我是火龙，我驯服了维京人: How to Train Your Viking. 青岛出版社, 2015.
MLA (8th ed.) Citation寇欧 and 罗婉妮. 我是火龙，我驯服了维京人: How to Train Your Viking. 青岛出版社, 2015.
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