000 | 00413nam a2200133Ia 4500 | ||
---|---|---|---|
008 | 220407s9999 xx 000 0 und d | ||
040 | _cATVERC | ||
050 | _a06.01 AEC USA 1998 | ||
245 | 0 | _aTech trends vol 42 no. 2 - vol 43 no. 2 | |
260 |
_aWashington, DC _bAssociation for Educational Communications and Technology _c1998 |
||
300 |
_a300 p. : ill. ; 27 cm. _c27 cm |
||
650 | _aEducation | ||
999 |
_c17454 _d17454 |