Nguyễn Thanh Yến, & Trần Văn Thành. (1989). How to Say It. Kiên Giang: Kiên Giang.
シカゴスタイル引用形Nguyễn Thanh Yến, , Trần Văn Thành. How to Say It. Kiên Giang: Kiên Giang, 1989.
MLA引用形式Nguyễn Thanh Yến, , Trần Văn Thành. How to Say It. Kiên Giang: Kiên Giang, 1989.
警告: この引用は必ずしも正確ではありません.