TY  - BOOK
AU  - Alam, Samsul
TI  - Variable & constant activity oriented learning
SN  - 978-93-313-2984-4
U1  - 370.1523 
PY  - 2018///
CY  - New Delhi
PB  - A.P.H.
KW  - EDUCATION
KW  - LEARNING
N1  - Include references
ER  -