00485nam a2200205Ia 4500003000400000005001700004008004100021020001800062040000700080041000800087082002200095100001600117245003700133260003800170300001600208365001300224650001200237650001300249700001700262OSt20250625140626.0210423s2010 xx 000 0 und d a9780071067942 cAL aeng a001.42 223bRUGG aGordon Rugg aGentle guide to research methods aNew DelhibTata McGraw-hillc2010 axii,238bPB b335cINR aGeneral aResearch aPetre, Maria