TY  - BOOK
AU  - Singh, Uttam Kumar.
AU  - Nayak, A.K.
TI  - Science Education: Perspectives in modern education series 
SN  - 8171694314
U1  - 507.8 SIN 
PY  - 1997///
CY  - New Delhi
PB  - Common Wealth Publishers
KW  - Science
KW  - Study and teaching
KW  - Periodicals
N1  - Include index
ER  -