| 000 | 00783cam a2200253 4500 | ||
|---|---|---|---|
| 001 | 0000004468 | ||
| 005 | 20230921134608.0 | ||
| 008 | 150417s1979 nyu 000 0 eng d | ||
| 020 | _a0060471697 | ||
| 100 | 1 | _aWittich, Walter A. | |
| 245 | 1 | 0 |
_aInstructional technology : _bits nature and use. |
| 250 | _a6th. | ||
| 260 |
_aNew York : _bHarper and Row, _c1979. |
||
| 300 | _axx, 331p. | ||
| 500 | _aIncludes index. | ||
| 650 | 0 | _ateaching aids. | |
| 650 | 0 | _aEducational technology. | |
| 650 | 7 |
_aEducational technology. _2sears |
|
| 700 | 1 | _aSCHULLER, Charles F. | |
| 989 | _a20230822095114.0 | ||
| 999 |
_c981 _d981 |
||