TY  - BOOK
AU  - ALI SAMIHA EL SAYED
TI  - SCIENCE
U1  - 500/A S  21
PY  - 1979///
CY  - CAIRO
PB  - EGYPTIAN INTERNATIONAL PUBLISHING CO.
KW  - ENERGY
KW  - Earth
KW  - SPACE
KW  - Science
ER  -