(1971). Leninism and the world revolutionary working-: Class movement : problems of the struggle for the unity of the proletariat, of all Anti-Imperialist forces. Progress.
Dyfyniad Arddull ChicagoLeninism and the World Revolutionary Working-: Class Movement : Problems of the Struggle for the Unity of the Proletariat, of All Anti-Imperialist Forces. Moscow: Progress, 1971.
Dyfyniad MLALeninism and the World Revolutionary Working-: Class Movement : Problems of the Struggle for the Unity of the Proletariat, of All Anti-Imperialist Forces. Progress, 1971.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.