El-Baz, Farouk <br/><br/>
Astronaut observations from the apollo-syyuz mission / 
Farouk El-Baz 
 - Washington, D.C. :  United States Government Printing Office,  1977 
 - ix, 400 p. ;  30 cm. 
 - Smithsonian Studies in Air and Space ;  no.1 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical geology<br/>Geophysics
<br/><br/><label>Dewey Class. No.: </label>551