TY  - BOOK
AU  - Ramachandran Kodappally
AU  - 
TI  - Encyclopedia of inventions
U1  - 608(031)=M 
PY  - 2007///
CY  - Kozhikode
PB  - Dronacharya Publications
KW  - Encyclopedias- Inventions
KW  - Encyclopaedia- Inventions
KW  - Inventions- Encyclopedias
KW  - Encyclopedia- Science and Technology
KW  - Inventions- Science and technology
ER  -