 |
| |||
| instructional material; teaching material; instructional equipment | |||
| teaching aids; educational material; teaching equipment; educational aids; training aid; training materials; training aids | |||
| tutorial paper | |||
| courseware | |||
| tutorial; audio-visual material (das sich optischer u. akustischer Mittel bedient) | |||
|
Lehrmaterial : 5 do fraz, 4 tematyki |
| Finanse | 1 |
| Patenty | 1 |
| Pospolicie | 2 |
| Technologia informacyjna | 1 |