Iron and steel scrap its significances and influen 

 - New York  United Nations USA         1979 
 - iii, 223p.  cm. 
<br/><br/> Sales No: E.69.ii.E.3 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Iron and Steel Industry
<br/><br/><label>Dewey Class. No.: </label>X9(F182):77.1.N7, L9