| 000 | 00357nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 180612s9999||||xx |||||||||||||| ||und|| | ||
| 041 | _aen | ||
| 082 | _a500 | ||
| 100 | _aEDUCATIONAL RESEARCH COUNCIL | ||
| 245 | 0 | _aTechnology: promises and problems learner-Varified | |
| 260 |
_aBoston. _bAllyn & bacon Inc, US _c1977 |
||
| 300 | _a(v),154p. | ||
| 942 | _cPR | ||
| 999 |
_c42364 _d42364 |
||