| 000 | 00435nam a2200121Ia 4500 | ||
|---|---|---|---|
| 100 | _aEducational trends in 1970 an international survey (prepared by the international bureau of Education ) | ||
| 942 | _cBK | ||
| 654 | _a | ||
| 245 | _aEducational trends in 1970 an international survey (prepared by the international bureau of Education ) | ||
| 260 |
_aParis _bUnited Nations educational _c1970 |
||
| 082 | _a370.9 | ||
| 300 | _c21 .0 | ||
| 999 |
_c384279 _d384279 |
||
| 041 | _aeng | ||