| 000 | 00478nam a2200181 4500 | ||
|---|---|---|---|
| 001 | 004381 | ||
| 003 | DLC | ||
| 008 | 141112s1985 ck r 000 u spa d | ||
| 041 | 0 | _aspa | |
| 082 |
_a370.0014 _bS524 |
||
| 100 | 0 | _aShaeffer, Sheldon | |
| 245 | _aEl ambiente de investigacion educativa en paises en desarrollo | ||
| 260 |
_aOttawa : _bCiid, _c1985 |
||
| 650 | _aInvestigacion educativa | ||
| 650 | _aPaises en desarrollo | ||
| 650 | _aAmbiente social | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c4378 _d4378 |
||