TY  - BOOK
AU  - NCERT
TI  - Correspondance material for inservise training of higher secondary teachers in chemistry : structure, bonding and reactivity
U1  - 371.146 COR (N-R) 
PY  - 1992///
CY  - Mysore
PB  - NCERT, RIE
KW  - Teaching and teaching personnel
ER  -