Willems, M. (2007). There is a bird on your head! Hyperion Books for Children.
Chicagoスタイル(17版)引用形式Willems, Mo. There Is a Bird on Your Head! New York, N.Y.: Hyperion Books for Children, 2007.
MLA(8版)引用形式Willems, Mo. There Is a Bird on Your Head! Hyperion Books for Children, 2007.
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