Survey of world iron ore resources:   Occurrence, appraisal and use 
/ United Nations 
 - New York:   Department of Economic and Social Affairs,   1955 
 - xi, 345p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Survey
<br/><br/><label>Universal Decimal Class. No.: </label>553.3(4/9)  / J4