Environmental health services in Europe 1 an overview of practice in the 1990s
| Egile nagusia: | |
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| Beste egile batzuk: | |
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Copenhagen
World Health Organization. Regional Office for Europe
c1997.
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| Saila: | WHO regional publications. European series
no.76 |
| Gaiak: |