00366nam a2200145Ia 4500003000500000008004100005020001800046040001900064082000700083100001800090245004900108260004300157300000800200546001200208STCL181203s9999    xx            000 0 und d  a9788122436235  aSTCLbENcSTCL  222  aKothari, C.R. 0aResearch Methodology: Methods and Techniques  bNew Age InternationalaNew Delhic2017  a449  aEnglish