00338nam a2200121Ia 4500082002500000100002500025245007500050260004300125300001000168500002800178500000500206700000500211  a657.8630471bP985.EI  aPurohit, Bhagwan Das  aEconomic implications of Human ability on Finnish book-keeping farmsb  aHelsinkibUniversity of Helsinkic1963  a123p.  a"Academic dissertation"  a  a