TY  - BOOK
AU  - Ruch,E.A.
TI  - Space and time: a comparative study of the theories of Aristatle and A. Einstein 
U1  - 530.11 
PY  - 1958///
CY  - Pretoria
PB  - University of South Africa
KW  - Space and time
KW  - Mechanism
KW  - Cosmology
ER  -