Writings of Leon Trotsky 1932 - Trotsky, Leon; Allen, Naomi (New York : Pathfinder Press, 1973)
--[6] 1933-34.--[7] 1934-35.--[8] 1935-36.--[9] 1936-37.--[10] 1937-38.--[11] 1938-39.--[12] 1939-40.--[13] Supplement (1929-33). 1st ed. 1979.--[14] Supplement (1934-40). 1st ed. 1979.