TY  - BOOK
AU  - Khan, Hameed
AU  - Babu, N.R.S.
TI  - Varikayano himayugam
SN  - 81-264-0594-5
U1  - 608.1P=M 
PY  - 2005///
CY  - Kottayam
PB  - D C Books
KW  - Popular science- Essays
ER  -