Lanean...
Technical information services for developing countries /
| Beste egile batzuk: | , |
|---|---|
| Formatua: | Printed Book |
| Hizkuntza: | English |
| Argitaratua: |
International Council of Scientific Unions,
1977.
|
| Gaiak: |
| Deskribapen fisikoa: | 344 p. |
|---|