00446nam a2200193Ia 4500003000400000005001700004008004100021020001400062040000700076041000800083082001600091100002100107245003700128260003900165300001500204365000800219650001200227650001300239OSt20230426105656.0210423s2000    xx            000 0 und d  a761965920  cAL  aeng  a001.42 BURR  aBURNS (Robert B)  aIntroduction to research methods  aNew DelhibSage Publicationsc2000  aix,612bPB  cINR  aGeneral  aResearch