TY  - BOOK
AU  - Devarajan ,D
TI  - Prolegomena to Research Methodology
SN  - 9788170006398
U1  - 001.42 
PY  - 2011///
CY  - New Delhi
PB  - Ess Ess Publications
KW  - data collectiion and sampling
KW  - hypotheses
ER  -