Comparison of steel-making processes . 

 - New York :  UN ,  1962     
 - viii, 83p. :  ill. ;  29 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industry studies<br/>Steel
<br/><br/><label>Dewey Class. No.: </label>338.8  / ECE-8