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001 | 55279 | ||
003 | DO-SdBB | ||
005 | 20210921100238.0 | ||
008 | a210823t2003 xx ||||er|||||||| 0|Sin Asignar d | ||
035 | _a(DO-SdBB)55279 | ||
040 |
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041 | _aSin Asignar | ||
082 | 0 | 4 |
_a370 _bW245c |
100 | 1 | _aWandt, Edwin | |
245 | 2 | _aA Cross-Section of Educationl Research | |
260 |
_aNew York, Estados Unidos de América : _bDavid McKay Company, Inc., _c1965 |
||
300 | _a301p. | ||
650 | 4 | _aEducación | |
942 |
_2ddc _cBK |
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999 |
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