00433nam a2200145Ia 4500008004100000040001700041082002500058100001900083245007600102250000800178260004200186300001000228650002700238700002200265190327s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta330.182bA673I  aArchibald, G C 3aAn Introduction to a mathematical treatment of economicscG C Archibald  a3rd  aLondonbWeidenfeld and Nicolsonc1977  a523p.  aEconomics,Mathematical  aLipsey, Richard G