TY  - BOOK
AU  - parisattu, Kerala sastra sahitya
AU  - 
TI  - Sayansu
U1  - 5(04)=M 
PY  - 1970///
CY  - Kottayam
PB  - NBS
KW  - Science
KW  - Chemistry
KW  - Science encyclopaedia
KW  - Encyclopedia
KW  - Encyclopaedia
ER  -