| 000 | 00309nam a2200073Ia 4500 | ||
|---|---|---|---|
| 008 | 130123s9999 xx 000 0 und d | ||
| 245 | _aEducation : A Biannual collection of Recent German Contributions to the Field of Educational Research . Vol. 29-30 | ||
| 260 |
_aTubingen _bInstitute of Scientific Co- Operation _c1984 |
||
| 999 |
_c81800 _d81800 |
||