↑ Harper, Douglas (November 2001). "Online Etymology Dictionary:Communism" (HTML). Online Etymology Dictionary (in English). Douglas Harper. สืบค้นเมื่อ 2008-08-27. Originally a theory of society; as name of a political system, 1850, a translation of Ger. Kommunismus, in Marx and Engels' "Manifesto of the German Communist Party."CS1 maint: Unrecognized language (link)
