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| instructional material; teaching material; instructional equipment | |||
| courseware | |||
| tutorial paper | |||
| tutorial; audio-visual material (das sich optischer u. akustischer Mittel bedient) | |||
| teaching aids; educational material; teaching equipment; educational aids; training aid; training materials; training aids | |||
|
Lehrmaterial : 5 phrases, 4 sujets |
| Brevets | 1 |
| Finances | 1 |
| Général | 2 |
| Informatique | 1 |