Proceedings of the United Nations Scientific Conference on the Conservation and Utilization of Resources, 17 August-6 September 1949, Lake Success, New York /  Volume II :  Mineral resources. 

 - Lake Success, N.Y :  United Nations, Dept. of Economic Affairs,  1951. 
 - V, 303 P. :  ill. ;  28 cm. 
<br/><br/>Includes bibliography. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Conservation of natural resources--Congresses.<br/>Agricultural conservation--Congresses.<br/>Forest conservation--Congresses.<br/>Forests and forestry--Congresses..
<br/><br/><label>Dewey Class. No.: </label>333.72  / UNP 1951