| 000 | 00446cam a22001217a 4500 | ||
|---|---|---|---|
| 008 | 180718b1964 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aA2:P14084x73 Un3 | ||
| 100 | _aSchramm, Wilbur | ||
| 245 |
_aThe research on programed instruction: an annotated bibliography _cby Wilbur Schramm |
||
| 260 |
_aWashington _bUnited States Government Printing Office _c1964 |
||
| 300 | _a114p. | ||
| 700 | _aUnited States. Department of Health, Education and Welfare | ||
| 999 |
_c487264 _d487264 |
||