TY  - BOOK
AU  - Pant,K.M.
ED  - National Council of Educational Resrarch and Training (New Delhi, New Delhi),
TI  - Supplement to Science textbook: Class X 
U1  - 507 
PY  - 1992///
CY  - New Delhi
PB  - National Council of Educational Resrarch and Training
KW  - Science
KW  - Textbooks
KW  - India
ER  -