TY  - BOOK
AU  - Prabhavathy Menon
TI  - Sastra kiranangal
SN  - 9788186365885
U1  - M 508 
PY  - 2000///
CY  - Thiruvananthapuram
PB  - Department of  Cultural  Publications
KW  - Natural Science
KW  - Ozone
KW  - Science
ER  -