Symposium on signicant results obtained from earth resources Technology satellite ,1973 <br/><br/>
Symposium on significant results obtained from earth resources technology satellite-1  V II 
ed. by Stanley C.Freden [et al] 
 - Maryland  Goddard Space Flight Center  1973 
 - vi, 198p. 
<br/><br/><label>Dewey Class. No.: </label>523.98  / N73.2