| filing system abbr. | |
| gen. | sistema di archiviazione; sistema di classificazione |
|
Andrew : 10 phrases in 7 subjects |
| Fish farming pisciculture | 1 |
| Mathematics | 1 |
| Medical | 4 |
| Natural resourses and wildlife conservation | 1 |
| Rail transport | 1 |
| Statistics | 1 |
| Transport | 1 |