Willems, M., & Muth, J. J. (2010). City Dog, Country Frog. Hyperion Books for Children.
Chicagoスタイル(17版)引用形式Willems, Mo, , Jon J. Muth. City Dog, Country Frog. New York: Hyperion Books for Children, 2010.
MLA(8版)引用形式Willems, Mo, , Jon J. Muth. City Dog, Country Frog. Hyperion Books for Children, 2010.
警告: この引用は必ずしも正確ではありません.