000 | 00686cam a2200205 a 4500 | ||
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005 | 20181210002837.0 | ||
008 | 820930s1982 enk 001 0 eng d | ||
020 | _a0333316908 | ||
040 |
_aBNB _beng _cBNB _dBD-DhBPA |
||
082 |
_a371.3033 _bWAE 1982 |
||
100 | 1 |
_aWagner, Leslie, _d1943- _921439 |
|
245 | 1 | 4 |
_aThe economics of educational media / _cLeslie Wagner. |
260 |
_aLondon : _bMacmillan, _c1982. |
||
300 |
_ax, 162 p. ; _c23cm. |
||
500 | _aTeaching aids: Audiovisual materials. Economic aspects (BNB/PRECIS) | ||
504 | _aBibliography: p152-157. - Includes index. | ||
590 | _amizan | ||
650 | 0 |
_aAudio-visual education _xEconomic aspects. _948743 |
|
942 |
_2ddc _cBK |
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999 |
_c16656 _d16656 |