TY  - BOOK
AU  - SINGH (Jaspal)
TI  - Instruments of social research
SN  - 9788131604298
U1  - 300.72 SINI 
PY  - 2011///
CY  - Jaipur
PB  - Rawat Publications
KW  - social
KW  - research
KW  - of
KW  - Instruments
ER  -