TY  - BOOK
AU  - Das,R.C.
TI  - Science teaching in schools
SN  -  8120700406
U1  - 372.35 
PY  - 1987///
CY  - New delhi
PB  - Sterling publishers private limited
KW  - Education
KW  - Science teaching
KW  - শিক্ষাবিজ্ঞান
N1  - Index
ER  -