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| 008 | 260121s9999 xx 000 0 und d | ||
| 020 | _a9780787986520 | ||
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_a371.33 _bCLA-N |
||
| 100 | _aRuth Colvin Clark | ||
| 245 | 4 | _aThe New Virtual Classroom | |
| 260 |
_bPfeiffer _c2007 |
||
| 300 | _a280 p | ||
| 650 | _aSocial Sciences, Education | ||
| 942 | _cBKS | ||
| 999 |
_c242 _d242 |
||