Political Affairs By Earl Browder, Trade Union Unity League (U.S.), Herbert Aptheker, CommunistPartyofthe United States of America, Gus Hall Published 1927
Committee members elected by the 1st Conference ofthe RSDLP 30/12/1905]. Handbook on historyoftheCommunistParty and theSovietUnion 1898–1991. [7 August
Canton ofthe Volga-German ASSR (页面存档备份,存于互联网档案馆) (俄文) Guide to thehistoryoftheCommunistParty and theSovietUnion City of Marx, Canton ofthe Volga-German