00679nam0-22002651i-450-990001200330403321000120033FED01000120033(Aleph)000120033FED0100012003320000920d1938----km-y0itay50------baengDuodecimal arithmeticGeorge Terry.LondonLongmans1938Analisi matematica515Terry,George S.56409ITUNINARICAUNIMARCBK9900012003304033212-A-2601506MA1MA1Duodecimal arithmetic341805UNINAING01