Mineral resources of the sea. 

 - New  York United Nations USA      1970 
 - "vi,49p."  cm. 
<br/><br/><label>Standard No.: </label>125930 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Oceanography
<br/><br/><label>Dewey Class. No.: </label>"U254, L0/UN"