TY  - BOOK
AU  - Einstein,Albert
AU  - Lawson,Robert W.
ED  - Burndy Library,
TI  - Relativity: the special and the general theory, a popular exposition 
SN  - 0415091047
U1  - 530.11 21
PY  - 1996///
CY  - London
PB  - Methuen
KW  - Relativity (Physics)
N1  - Includes index; Bibliography: p. 159-160.

UR  - http://repository.fue.edu.eg/xmlui/handle/123456789/2617
ER  -