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| 100 | _aRITTS, Jim | ||
| 222 | _aEDUCATIONAL MEDIA AND TECHNOLOGY YEARBOOK | ||
| 245 | _aThe whittle educational network : channel one, the classroom channel, the educators' channel | ||
| 300 | _a91-97 | ||
| 362 | _a1993 Vol. 19 | ||
| 653 | 0 | _aEDUCACION SECUNDARIA | |
| 653 | 0 | _aTELECOMUNICACIONES | |
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