00477cam a2200169ua 45000010005000000080039000050200018000440400009000620820011000711000025000822450057001072500009001642600057001733000022002306530014002526530041002662119110803n        ii  |||gr||||Z||||||eng  a0-7069-8852-3  cMAIN  a370.72  aKoul, Lokesh,d1984,0 aMethodology of ediucational researchcby Lokesh Koul  a3rd.  aNew Delhi:bVikas publishing house pvt. ltd.,c2006.  axii; 543p:c23cm.  aEducation  aMethodology of ediucational research