Le-Duan. (1969). Role of the Vietnamese working class and tasks of the trade-unions at the present stage. Foreign Language Pub. House.
芝加哥风格引文Le-Duan. Role of the Vietnamese Working Class and Tasks of the Trade-unions at the Present Stage. Hanoi: Foreign Language Pub. House, 1969.
MLA引文Le-Duan. Role of the Vietnamese Working Class and Tasks of the Trade-unions at the Present Stage. Foreign Language Pub. House, 1969.
警告：这些引文格式不一定是100％准确.