| 000 | 00306nam a2200121Ia 4500 | ||
|---|---|---|---|
| 100 | _aFry, Edward B. | ||
| 942 | _cBK | ||
| 654 | _a | ||
| 245 |
_aTeaching machines and programmed instruction _bAn introduction |
||
| 260 |
_aNew York _bMcGraw Hill _c1963 |
||
| 082 | _a371.3944 | ||
| 300 |
_c23.2cm _aviii,4,244 |
||
| 999 |
_c351335 _d351335 |
||
| 041 | _aeng | ||