| 000 | 004530000a22001570004500 | ||
|---|---|---|---|
| 008 | 140223b1952 xxu||||| |||| 00| 0 eng d | ||
| 041 | _aEng | ||
| 080 | _aT:31 J2 | ||
| 082 | _aT:31 J2 | ||
| 245 | _aVisual aids in fundamental education; some personal experiences. | ||
| 260 |
_aParis _bUnesco _c1952 |
||
| 440 | _aPress, Film and Radio in the World Today series of studies. | ||
| 650 | _aAudio-Visual | ||
| 650 | _aEducation | ||
| 906 | _aUnesco | ||
| 999 |
_c104885 _d104885 |
||