TY  - BOOK
AU  - Jain, M K
AU  - Dixit, K C
TI  - Vigyan shikshan
U1  - 507 21st
PY  - 1993///
CY  - Jaipur
PB  - Rajasthan
KW  - Science-Study and teaching (Secondary); Education-Curricula; Ecology
ER  -