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| 003 | ES-SlBCS | ||
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| 008 | 140529s1981 xxu||||| |||| 00| 0 eng d | ||
| 041 | _aeng | ||
| 100 | 1 |
_aProefriedt, William A. _9139408 |
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| 245 | 0 | 4 |
_aThe Significance of the Teacher's Work _c William A. Proefriedt |
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_aProfesor _9139167 |
| 773 | 0 |
_tEducational Theory _gvol. 31, nº. 3-4, 1981, págs. 341-350 _wRev1399 |
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| 942 | _cAR | ||
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_c512567 _d512567 |
||