A dictionary of natural resources and their principal uses
| Egile nagusia: | |
|---|---|
| Beste egile batzuk: | |
| Formatua: | Liburua | 
| Hizkuntza: | English | 
| Argitaratua: | Oxford, New York
          Pergamon Press
    
        [1969] | 
| Edizioa: | [2d ed.]. | 
| Saila: | The Commonwealth and international library. Geography division | 
| Gaiak: | 


