| 000 | 00386nam a2200157Ia 4500 | ||
|---|---|---|---|
| 001 | 1491 | ||
| 005 | 20260206074610.0 | ||
| 008 | 260115s9999 xx 000 0 und d | ||
| 035 | _a1923 | ||
| 090 | _a372.8 | ||
| 100 | _aKERSCHENSTEINER GEORG | ||
| 245 | 0 | _aLA ENSEÑANZA CIENTIFICA NATURAL | |
| 260 |
_aBARCELONA _bLABOR _c1939 |
||
| 630 | _aEDUCACION | ||
| 650 | _aENSEÑANZA ELEMENTAL | ||
| 999 |
_c36116 _d36119 |
||