TY  - BOOK
AU  - Valsalakumar,E
TI  - Padavukal padanamoolyanirnaya pravarthanangal:Rasathanthram standard 10
U1  - 540.7 Val-P 
PY  - 2006///
CY  - Thiruvananthapuram
PB  - SCERT
KW  - Chemistry - Study & Teaching
ER  -