TY  - BOOK
AU  - Mangal, S.K. 
AU  - Mangal, Shubhra
TI  - Research Methodology in Behavioural Sciences
SN  - 9788120348080
U1  - 001.42 M277r 2015 23
PY  - 2015///
CY  - New Delhi
PB  - PHI Learning
N1  - Includes Index
ER  -