| 000 | 00535nam a22001697a 4500 | ||
|---|---|---|---|
| 008 | 170207b xxu||||| |||| 00| 0 eng d | ||
| 020 | _a0030831407 | ||
| 040 |
_aUMI _cUMI |
||
| 082 |
_a370.78 _bEDU |
||
| 245 |
_aEducational research : _bReadings in focus / _cedited by Irvin J Lehmann, William A Mehrens. |
||
| 260 |
_aNew York : _bHolt, Rinehart and Winston Inc., _cc1971 |
||
| 300 |
_axiii, 460 p. ; _c23 cm. |
||
| 650 |
_aEducation _xResearch. |
||
| 700 | _aLehmann, Irvin J. | ||
| 700 | _aMehrens, William A. | ||
| 942 |
_2ddc _cBK |
||
| 999 |
_c9521 _d9521 |
||