| 000 | 00419nam a2200157Ia 4500 | ||
|---|---|---|---|
| 020 | _a0070668825 | ||
| 082 |
_a370.78 _bVAU |
||
| 100 |
_aVan Dalen, Deobold B _924570 |
||
| 245 |
_aUnderstanding educational research _b: an introduction _cDeobold B Van Dalen |
||
| 250 | _a3 rd | ||
| 260 |
_aNew York _bMcgraw-Hill _c1973 |
||
| 300 | _aix, 532p | ||
| 546 | _aeng | ||
| 650 |
_aEducational research _924571 |
||
| 942 | _cBK | ||
| 999 |
_c24308 _d24308 |
||