| 000 | 00662nam a2200181Ia 4500 | ||
|---|---|---|---|
| 008 | 160601s9999 xx 000 0 und d | ||
| 100 |
_aNational Society for the Study of Education, _921053 |
||
| 100 |
_aThoresen,Carl.E _921054 |
||
| 245 | _aBehaviour Modification in Education | ||
| 245 | _bSeventy Second Yearbook of the National Society for the Study of Education : Part-I | ||
| 260 | _aChicago | ||
| 260 | _bNational Society for the Study of Education | ||
| 260 | _c1973 | ||
| 300 | _axiii, 474p. | ||
| 440 |
_aNational Society for the Study of Education Yearbook _911178 |
||
| 650 |
_aBehaviour Modification -Education _921055 |
||
| 650 |
_aEducation _9121 |
||
| 999 |
_c6929 _d6929 |
||