TY  - BOOK
AU  - Newton Issac
AU  -  Cohen I.Bernard Tr.
AU  -  Whiman Anne Tr.
TI  - Principia :  mathematical principles of natural philosophy
U1  - B7, N9 
PY  - 1999///
CY  - Berkley
PB  - Univ. of California press    
KW  - MATHEMATICS
ER  -