(1994). Headway: Intermediate pronunciation; with tapes. Thanh Hóa: Nxb. Thanh Hóa.
シカゴスタイル引用形Headway: Intermediate Pronunciation; With Tapes. Thanh Hóa: Nxb. Thanh Hóa, 1994.
MLA引用形式Headway: Intermediate Pronunciation; With Tapes. Thanh Hóa: Nxb. Thanh Hóa, 1994.
警告: この引用は必ずしも正確ではありません.