TY  - BOOK
AU  - Singh, Y. K. 
AU  - Bajpai, R. B.
TI  - Research methodology: in 2 volumes. 
SN  - 9788131302576
U1  - 001.42 SIN 
PY  - 2010///
CY  - New Delhi
PB  - A P H publishing corporation, 
KW  - Research
KW  - Methodology
ER  -