TY  - BOOK
AU  - SINGH, Arun Kumar
AU  - 
TI  - Tests, measurements and research methods in behavioural sciences
SN  - 0074519239
U1  - 150.287 
PY  - 1986///
CY  - DELHI
PB  - TATA MCGRAW-HILL
KW  - PSYCHOLOGY - TESTING AND MEASUREMENT
ER  -