Le-Duan. (1969). Role of the Vietnamese working class and tasks of the trade-unions at the present stage. Foreign Language Pub. House.
Chicago-referens (17:e uppl.)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-referens (9:e uppl.)Le-Duan. Role of the Vietnamese Working Class and Tasks of the Trade-unions at the Present Stage. Foreign Language Pub. House, 1969.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.