Health and medical economics a guide to information sources
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr | 
| Iaith: | English | 
| Cyhoeddwyd: | Detroit
          Gale Research
    
        c1977. | 
| Cyfres: | Economics information guide series
              v. 7 | 
| Pynciau: |