| 000 | 005120000a22001810004500 | ||
|---|---|---|---|
| 060 | _a100 | ||
| 082 | _a371.33 WIT | ||
| 100 | _aSchuller, Charles Francis | ||
| 100 | _aWittich, Walter Arno | ||
| 245 | _aAudio visual meterials : their nature and use | ||
| 250 | _a3 | ||
| 260 | _aNew York, Harper & Row publishers | ||
| 260 | _c1962 | ||
| 300 | _a495 | ||
| 490 | _aExploration series in education | ||
| 650 | _aEducation/ teaching methods/ audio - visual materials/ programmed learning | ||
| 942 | _cBK | ||
| 999 |
_c356049 _d356049 |
||