TY  - BOOK
AU  - Singh,Arun Kumar
TI  - Tests, measurements and research methods in behavioural sciences
SN  - 9789388704090
U1  - 371.26 
PY  - 2019///
CY  - New Delhi
PB  - Bharati bhawan
KW  - Behaviourism
N1  - Includes bibliographical references and index
ER  -