Resources and man a study and recommendations
| Údair chorparáideacha: | , | 
|---|---|
| Rannpháirtithe: | |
| Formáid: | LEABHAR | 
| Teanga: | English | 
| Foilsithe / Cruthaithe: | San Francisco
          [published by] W. H. Freeman [for the National Academy of Sciences
    
        1969] | 
| Ábhair: | 


