| 000 | 00633nam a2200289Ia 4500 | ||
|---|---|---|---|
| 008 | 150814s9999 xx 000 0 und d | ||
| 020 | _aNIL | ||
| 037 | _cPurchase | ||
| 037 | _gU. S. I. S. | ||
| 037 | _nU. S. I. S. | ||
| 040 | _beng | ||
| 041 | _aEnglish | ||
| 082 | _a370 | ||
| 100 | _aRalph W. Gerard | ||
| 245 | _aCOMPUTERS AND EDUCATION | ||
| 250 | _a0 | ||
| 260 | _c1977/10/21 | ||
| 300 | _g0 | ||
| 365 | _b10 | ||
| 590 | _aAvailable-Active | ||
| 590 | _cGift from U. S. I. S. | ||
| 590 | _dNil | ||
| 630 | _aeducation | ||
| 650 | _aThe Social Sciences | ||
| 942 | _cLEN | ||
| 942 | _hGeneral | ||
| 999 |
_c50245 _d50245 |
||