Flower, J. (1997). Build your vocabulary 1: Intermediate. TP Hồ Chí Minh.
シカゴスタイル引用形Flower, John. Build Your Vocabulary 1: Intermediate. TP Hồ Chí Minh, 1997.
MLA引用形式Flower, John. Build Your Vocabulary 1: Intermediate. TP Hồ Chí Minh, 1997.
警告: この引用は必ずしも正確ではありません.