Fox, M., & Argent, K. (1999). Sleepy bears (1st U.S. ed.). Harcourt Brace.
Chicagoスタイル(17版)引用形式Fox, Mem, , Kerry Argent. Sleepy Bears. 1st U.S. ed. San Diego: Harcourt Brace, 1999.
MLA(8版)引用形式Fox, Mem, , Kerry Argent. Sleepy Bears. 1st U.S. ed. Harcourt Brace, 1999.
警告: この引用は必ずしも正確ではありません.