TY  - BOOK
AU  - Sukumar, 
TI  - Plaggukal
U1  - 550.63 
PY  - 1978///
CY  - Kottayam
PB  - NATIONAL BOOKSTALL
KW  - GENERAL STACK
KW  - NATURAL SCIENCE& MATHEMATICS
KW  - EARTH SCIENCEGeneralia
ER  -