Laura Ingalls Wilder. (1999). Sugar Snow (Little House Picture Book) (Revised ed.). HarperCollins.
Chicagoスタイル(17版)引用形式Laura Ingalls Wilder. Sugar Snow (Little House Picture Book). Revised ed. HarperCollins, 1999.
MLA(9版)引用形式Laura Ingalls Wilder. Sugar Snow (Little House Picture Book). Revised ed. HarperCollins, 1999.
警告: この引用は必ずしも正確ではありません.