TY  - BOOK
AU  - Das.
AU  - Ghosh.
ED  - Chinmoy Kumar Ghosh
TI  - Did You Know 2?: 500 more facts revealed
SN  - 9788130930367
U1  - 121, DAS. 
PY  - 2016///
CY  - New Delhi
PB  - Viva Books
KW  - Science
KW  - Inventor
N1  - Includes About the Authors
ER  -