TY  - BOOK
AU  - Jain,Gopal Lal
TI  - Research methodology / 
SN  - 8175940158
U1  - 001.42 
PY  - 1997///
CY  - Jaipur : 
PB  - Mangaldeep Publications , 
KW  - RESEARCH
N1  - NULL
ER  -