| 000 | 00378nam a2200145Ia 4500 | ||
|---|---|---|---|
| 082 |
_a371.3078 _bSAH |
||
| 100 |
_aSaettler, Paul _944875 |
||
| 245 |
_aA history of instructional technology _cPaul Saettler |
||
| 260 |
_aNew York: _bMcGraw-Hill, _c1968. |
||
| 300 | _axv,399p. | ||
| 500 | _aHB | ||
| 546 | _aEng | ||
| 650 |
_aInstructional technology-History _944876 |
||
| 942 | _cBK | ||
| 999 |
_c21401 _d21401 |
||