00453nam a2200193Ia 4500003000400000005001700004008004100021020001800062040000700080041000800087082002200095100002000117245002500137260004200162300001700204365001300221650001200234650001300246OSt20250625110954.0210423s2004    xx            000 0 und d  a9788120324527  cAL  aeng  a001.42 223bPANR  aPanneerselvam R  aResearch methodology  aNew DelhibPHI Learning Pvt Ltdc2004  axvi,639.bPB  b325cINR  aGeneral  aResearch