United Nations Ocean Economics and Technology Office <br/><br/>
Managanese Nodules; Dimensions and Perspectives 

 - England,  D. Reidel Publishing,  1979, 
 - vii,193p.  21cm. 
<br/><br/><label>ISBN: </label>90-277-0500-3 90-277-0902-5 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Manganese nodules<br/>United Nations<br/>Ocean Economics
<br/><br/><label>Dewey Class. No.: </label>553.98  / UNI