00804nam0-22002891i-450-990002574890403321000257489FED01000257489(Aleph)000257489FED0100025748920000920d1967----km-y0itay50------baENGIntroduction to Mathematical StructuresCharles K. Gordon.Belmont (California)Dickenson1967.viii, 164 p.24 cmInsiemiStrutture algebriche516Gordon,Charles K.104643ITUNINARICAUNIMARCBK990002574890403321MXXV-A-1361313MASMASIntroduction to Mathematical Structures435898UNINAING01