TY  - GEN
AU  - Bergmann , Peter Gabriel  
AU  - Einstein , Albert
TI  - Introduction to the theory of relativity
SN  - 0876922442
U1  - 530.11 
PY  - 1942///
CY  - New Delhi
PB  - Prentice Hall of India Privete lim.
KW  - Physics
ER  -