Resources and man a study and recommendations
| Corporate Authors: | , | 
|---|---|
| Andre forfattere: | |
| Format: | Bog | 
| Sprog: | English | 
| Udgivet: | San Francisco
          [published by] W. H. Freeman [for the National Academy of Sciences
    
        1969] | 
| Fag: | 
| Corporate Authors: | , | 
|---|---|
| Andre forfattere: | |
| Format: | Bog | 
| Sprog: | English | 
| Udgivet: | San Francisco
          [published by] W. H. Freeman [for the National Academy of Sciences
    
        1969] | 
| Fag: |