Bridwell, N. (1998). Clifford's first snow day. Scholastic.
Chicagoスタイル(17版)引用形式Bridwell, Norman. Clifford's First Snow Day. New York: Scholastic, 1998.
MLA(8版)引用形式Bridwell, Norman. Clifford's First Snow Day. Scholastic, 1998.
警告: この引用は必ずしも正確ではありません.