TY  - BOOK
AU  - Singh, A. K,
TI  - Tests, Measurments and research methods in behavioral sciences
SN  - 9788177097436
U1  - 300.72 
PY  - 2015///
CY  - New delhi
PB  - bharati bhawan pub
KW  - Behavioural science
KW  - Research methods
ER  -