| 000 | 00346nam a2200133 a 4500 | ||
|---|---|---|---|
| 005 | 20210219161258.0 | ||
| 008 | 111017s1980 mx r 000 0 spa d | ||
| 035 | _aUPN01000182225 | ||
| 049 | _aUNE | ||
| 080 | 0 | _a37 (476) =20 EDU | |
| 245 | 0 | 0 | _aEducation, science, culture. |
| 260 |
_aMINSK _bBelarus publishers, _c1980. |
||
| 300 |
_a30 p. _bfot. |
||
| 999 |
_c154328 _d154328 |
||