Seminars of the United Nations programme on space applications 

 - New  York UN        1994 
 - 137p  cm. 
<br/><br/><label>Standard No.: </label>122339 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Space Geography
<br/><br/><label>Dewey Class. No.: </label>"U298, N4/UN"