TY  - BOOK
AU  - Khurmi,R.S.
AU  - Sedha,R.S.
TI  - Materials Science
SN  - 9788121901468
U1  - 620.11 
PY  - 1997///,2008
CY  - New Delhi
PB  - S.Chand
KW  - Physics
ER  -