| 000 | 00477nam a2200193Ia 4500 | ||
|---|---|---|---|
| 005 | 20250425160717.0 | ||
| 008 | 250425s9999 xx 000 0 und d | ||
| 041 | _aeng | ||
| 082 | _a374.4 | ||
| 245 | 0 | _aTEACHING BY CORRESPONDENCE IN THE OPEN UNIVERSITY | |
| 250 | _aS.E. | ||
| 260 |
_aReino Unido _bTHE OPEN UNIVERSITY _c1973 |
||
| 260 | _aS.L. | ||
| 300 | _a63 | ||
| 650 | _aEDUCACION A DISTANCIA | ||
| 650 | _aUNIVERSIDAD ABIERTA | ||
| 942 | _c01 | ||
| 010 | _a3155 | ||
| 999 |
_c194604 _d194604 |
||