| 000 | 00409nam a2200157Ia 4500 | ||
|---|---|---|---|
| 008 | 180820s9999 xx 000 0 und d | ||
| 050 | _aC 371 V237e 1970 | ||
| 100 | _aValett, Robert E. | ||
| 245 | 0 | _aEffective teaching : a guide to diagnostic - prescriptive task analysis | |
| 260 | _aCalifornia | ||
| 260 | _bLear Siegler, Inc. | ||
| 260 | _c1970 | ||
| 300 | _a82 | ||
| 650 | _aTeaching | ||
| 942 | _cBK | ||
| 999 |
_c60577 _d60577 |
||