TY  - BOOK
AU  - Gopalakrishnan K V
TI  - Inventors who revolutionised our lives
SN  - 9788123726687
U1  - 609 
PY  - 1999///
CY  - New Delhi
PB  - National Book Trust
KW  - Inventory
KW  - Technology
KW  - Applied Sciences
ER  -