00500nam a2200205Ia 4500003000400000005001700004008004100021020001800062040000700080041000800087082002000095100001900115245006100134250000600195260003900201300001600240365001300256650001200269650001300281OSt20230516095540.0210423s2012    xx            000 0 und d  a9788132106487  cAL  aeng  a001.42 KUMR223  aKUMAR (Ranjit)  aResearch methodology: a step by step guide for beginners  a3  aNew DelhibSage Publicationsc2012  axxi,415bPB  b495cINR  aGeneral  aResearch