| 000 | 00452cam a22001331 4500 | ||
|---|---|---|---|
| 082 |
_a155.4 _bBAR |
||
| 100 | 1 | _aBarker, Roger G | |
| 245 | 1 | 0 |
_aOne boy's day : _ba specimen record of behavior / _cby Roger G. Barker and Herbert F. Wright, in collaboration with Louise S. Barker [and others. |
| 260 |
_aNew York : _bHarper & brothers, |
||
| 300 |
_ax, 435 p. _billus. |
||
| 650 | 0 | _aChild psychology. | |
| 700 | 1 | _aWright, Herbert Fletcher, | |
| 942 | _cBK | ||
| 999 |
_c500088 _d500088 |
||