| 000 | 00454nam a22001337a 4500 | ||
|---|---|---|---|
| 008 | 160714b xxu||||| |||| 00| 0 eng d | ||
| 050 |
_aLC 189 _bN 39 1961 |
||
| 100 |
_aNational education association _955408 |
||
| 245 | _aHuman Force in Teaching and Learning | ||
| 260 |
_aWashington _bnational traing laboratories.national education associatiion _c1961 |
||
| 300 |
_avi,102p,: _c24cm |
||
| 521 | _aIncludes Bibliographical References | ||
| 942 |
_2lcc _cBK |
||
| 999 |
_c24876 _d24876 |
||