TY  - BOOK
AU  - Kumar, Ranjit
TI  - Research Methodology: : A Step by Step Guide for Beginners
SN  - 9788131704967
U1  - 001.42 
PY  - 2007///
CY  - Noida: 
PB  - Pearson Education, 
KW  - Research Methodology
KW  - Sampling
KW  - Variables
ER  -