000 | 00495nam a2200181Ia 4500 | ||
---|---|---|---|
008 | 170901s1949 xx 000 0 und d | ||
082 |
_a371.335 _bW25V |
||
100 | _aWeaver, Gilbert G. | ||
245 | 0 |
_aVisual Aids _bTheir Construction and Use |
|
260 |
_aNew Jersey _bD. Van Nostrand Company _c1949 |
||
300 | _a388 | ||
650 | _aEducation | ||
650 | _aSocial sciences | ||
653 | _aAudiovisual aids | ||
653 | _aEducational technology | ||
700 | _aBollinger, Elroy W. | ||
942 |
_2ddc _cBK |
||
999 |
_c4240 _d4240 |