| 000 | 00539nam a22002057a 4500 | ||
|---|---|---|---|
| 003 | OSt | ||
| 005 | 20180914110546.0 | ||
| 008 | 180914b xxu||||| |||| 00| 0 eng d | ||
| 040 | _aLB-BrCRDP | ||
| 082 | _a507 S846o | ||
| 100 | _aR. A. Stevens | ||
| 245 | _aOut-of-school science activities for young people | ||
| 260 |
_aParis _b Unesco _c1969 |
||
| 300 |
_a129p _c21cm |
||
| 490 | _aDocument (Unesco), ED. 68/D.46/A. | ||
| 630 | _a Scientific recreations | ||
| 630 | _aScience | ||
| 630 | _aStudy and teaching. | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c19839 _d19839 |
||