El-Baz, Farouk. <br/><br/>
Astronaut observations from the Apollo-Soyuz mission / 
Farouk El-Baz. 
 - City of Washington :  Smithsonian Institution Press,  1977. 
 - ix, 400 p. :  ill. ;  28 cm. 
 - Smithsonian studies in air and space;  no. 1 .
<br/><br/>Bibliography : p. 123-125. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth--Photographs from space.<br/>Astronauts.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Earth--Observations.