TY  - BOOK
AU  - Gupta, S K.
TI  - Teaching physical sciences in secondary schools
SN  - 8120700678
U1  - 507.12 GUP 
PY  - 1989///
CY  - New Delhi
PB  - Sterling publishers private Ltd
KW  - Science
KW  - India
KW  - Study and teaching (Secondary)
N1  - Include index
ER  -