00465nam a2200205Ia 4500003000400000005001700004008004100021020001500062040000700077041000800084082002200092100003200114245002500146250000600171260003300177300001600210365000800226650001200234650001300246OSt20230419115305.0210423s2010    xx            000 0 und d  a8174464972  cAL  aeng  a001.42 223bBHAD  aBHATTACHARYYA (Dipak Kumar)  aResearch methodology  a2  aNew DelhibExcel Booksc2010  axvi,399bPB  cINR  aGeneral  aResearch