TY  - BOOK
AU  - Einstein, Albert  .
TI  - Relativity: the special and the general theory / 
SN  - 978-0-415-25538-7
U1  - CN 
PY  - 1916///
CY  - New York : 
PB  - Routledge , 
KW  - Physics- Relativity
ER  -