TY  - BOOK
AU  - Sadhu A N
AU  -  Amarjit Singh
TI  - Research Methodology in social sciences
U1  - Singma:f, M3 
PY  - 1980///
CY  - Bombay
PB  - Himalaya India       
KW  -  SOCIAL SCIENCES
KW  - RESEARCH METHODS
ER  -