TY  - BOOK
AU  - Adler, Emily Stier.
AU  - Clark, Roger.
TI  - Invitation to social research
SN  - 9788131506608
U1  - 301.01 
PY  - 2006///
CY  - New Delhi: 
PB  - Cengage Learning, 
KW  - Cross sectional
KW  - Longitudinal
KW  - Social research
KW  - Sociology
ER  -