TY  - BOOK
AU  - Mohapatra,J K
AU  - Madhuri mahapatra
TI  - New dimensions of science curriculum : an operational approach
SN  - 81 7169 5507
U1  - 500 
PY  - 1999///
CY  - New Delhi
PB  - Commonwealth publishers
KW  - Plaget and coguitive development theory
KW  - science education
ER  -