TY  - GEN
AU  - Wickramasinghe , Y. M.
TI  - Research in social sciences: a guide to professionals & students
SN  - 9789559787419
U1  - 300.72 
PY  - 2002///
CY  - Anuradhapura
PB  - Author
KW  - RESEARCH METHODOLOGY
KW  - SOCIAL SCIENCE
ER  -