00445nam a2200169Ia 450000500170000000800410001702000150005808200160007310000170008924500510010625000090015726000430016630000180020965000190022765000130024665000160025920240701010306.0240331s9999    xx            000 0 und d  a0852264771  bKOTa001.42  aKothari, C.R 0aResearch Methodology :bMethods  &  Techniques  a2 nd  aNew DelhibWiley Eastern Limitedc1990  axii, 468 p .,  aSocial Science  aEconomic  aMethodology