Nguyễn Thị Thanh Hương. (2010). Hotel English: A Hands - on Course for Hotel Professionals. Nhân Trí Việt.
シカゴスタイル引用形Nguyễn Thị Thanh Hương. Hotel English: A Hands - On Course for Hotel Professionals. Nhân Trí Việt, 2010.
MLA引用形式Nguyễn Thị Thanh Hương. Hotel English: A Hands - On Course for Hotel Professionals. Nhân Trí Việt, 2010.
警告: この引用は必ずしも正確ではありません.