Le-Duan. (1969). Role of the Vietnamese working class and tasks of the trade-unions at the present stage. Foreign Language Pub. House.
Lua i Stíl Chicago (17ú heag.)Le-Duan. Role of the Vietnamese Working Class and Tasks of the Trade-unions at the Present Stage. Hanoi: Foreign Language Pub. House, 1969.
Lua MLA (9ú heag.)Le-Duan. Role of the Vietnamese Working Class and Tasks of the Trade-unions at the Present Stage. Foreign Language Pub. House, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.