| 000 | 00448cam a2200169 4500 | ||
|---|---|---|---|
| 001 | u660 | ||
| 003 | SIRSI | ||
| 005 | 20250825175136.0 | ||
| 008 | 190318n cl 000 0 spa u | ||
| 082 |
_a370.78 _bT781i.E 1971 |
||
| 100 | 1 | _aWilliam Travers, Robert Morris | |
| 245 | _aIntroducción a la investigación educacional | ||
| 250 | _a1 ed. | ||
| 260 |
_aBuenos Aires : _bPaidos, _c1971 |
||
| 300 | _a525 p. | ||
| 650 | _aInvestigación educativa | ||
| 999 |
_c5196 _d5196 |
||