Lanean...
Unesco thesaurus : A structured list of descriptors for indexing and retrieving literature in the fields of education science,social science,culture and communication.2v /
| Beste egile batzuk: | |
|---|---|
| Hizkuntza: | Undetermined |
| Argitaratua: |
Unesco :
1977.
|
| Gaiak: |
University of Kerala
| Sailkapena: |
2:97(P3) L7.2, R |
|---|---|
| Alea | Egoera zuzenean ez dago erabilgarri |