TY  - BOOK
AU  - Sachs, Mendel
TI  - Ideas of the theory of relativity: general implications from physics to problems of society
SN  - 047074832X
U1  - 530.11 
PY  - 1974///
CY  - New York
PB  - John Wiley & Sons
KW  - Relativity - theory
ER  -