Heyer, S. Easy true stories: A picture-based beginning reader.
Chicagoスタイル(17版)引用形式Heyer, Sandra. Easy True Stories: A Picture-based Beginning Reader.
MLA(8版)引用形式Heyer, Sandra. Easy True Stories: A Picture-based Beginning Reader.
警告: この引用は必ずしも正確ではありません.