00901nam--2200313---450-99000322553020331620090423090240.0000322553USA01000322553(ALEPH)000322553USA0100032255320090423d1970----km-y0itay50------baengUSa---||||001yy<<A>> structural approach to arithmeticCharles R. Parish and Roy L. Mc CormickNew YorkVan Nostrand1970IX, 421 p.ill.23 cmLogica matematica511.3PARISH,Charles R.603746ITsalbcISBD990003225530203316511.3 PAR7087/CBS511.300218435BKSCIRSIAV69020090423USA010902Structural approach to arithmetic1011651UNISA