TY  - BOOK
AU  - El-Baz,Farouk
ED  - United States.
TI  - Astronaut observations from the apollo-syyuz mission
U1  - 551 
PY  - 1977///
CY  - Washington, D.C.
PB  - United States Government Printing Office
KW  - Physical geology
KW  - Geophysics
ER  -