Proceedings   United Nations Scientific Conference on the Conservation and utilization jof resources 

 - New  York United Naitons Department of Economic Affairs U  1950 
 - "xi,410p."  cm. 
 -  V1 .
<br/><br/><label>Standard No.: </label>138959 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography
<br/><br/><label>Dewey Class. No.: </label>"U671f1,N69, J0.1/UN"