TY  - BOOK
AU  - Das, P.K.
AU  - Singh, M.K.
TI  - Isaac Newton: man behind gravity
SN  - 9789350880142
U1  - 925 
PY  - 2012///
CY  - New Delhi
PB  - Mahaveer Publishers
KW  - Biography
KW  - Newton, Isaac-Biography
ER  -