00906cam0-2200325---450-99000486653040332120090729120857.00521-22836-0-000486653FED01000486653(Aleph)000486653FED0100048665319990604d1980----km-y0itay50------baengGBy-------001yyOn explaining language changeRoger LassCambridgeCambridge University Press1980XIII, 186 p.24 cmCambridge studies in linguistics27Linguistica storica417.7Lass,Roger165067ITUNINARICAUNIMARCBK990004866530403321417.7 LAS 2Fil. Mod. 33429FLFBCFLFBCOn explaining language change522626UNINA