| 000 | 00337nas a22000977a 4500 | ||
|---|---|---|---|
| 008 | 170117s9999 xx 000 0 und d | ||
| 022 | _a0148-5806 | ||
| 245 |
_aEducational Communication and Technology _h[e-journal] |
||
| 260 | _bSpringer | ||
| 856 |
_uhttp://www.jstor.org/action/showPublication?journalCode=educcommtech _yArchive 1978 - 1988 |
||
| 999 |
_c543987 _d543987 |
||