00374nam a2200145Ia 45000010006000000050017000060200018000230400013000410500019000541000017000732450056000902600044001463000010001906500028002002849320260707172127.0  a0 19 644047 5  cKE-NaSUL  aHB135.D56 1967  aDinwiddy, C.  aElementary mathematics for economistscDinwiddy, C.  aNew YorkbOxford University Pressc1967  a232p.  aMathematical economists