TY  - BOOK
AU  - Davis, J.R. Ainsworth 
TI  - Encyclopaedia of Scientific Developments Inventions Discoveries: Vol.05
SN  - 81-86505-15-6
U1  - 681.75 
PY  - 1996///
CY  - New Delhi
PB  - Bhavana Books
KW  - Encyclopedia
KW  - Development
ER  -