| 000 | 00626nam a2200193Ia 4500 | ||
|---|---|---|---|
| 005 | 20250508153426.0 | ||
| 008 | 008 250505s9999 xx 000 0 eng d | ||
| 037 | _aBooks to be hide in OPAC | ||
| 040 |
_aFEDL _beng _cFEDL |
||
| 041 |
_aeng _2eng |
||
| 084 |
_a507, UNI/O _qFEDL |
||
| 100 | _aObourn Ellsworth S | ||
| 245 | 0 | _aAnalysis of research in the teaching of science July 1955-July 1956 | |
| 245 | 0 | _cU S Department of Health, Education, and Welfare | |
| 260 |
_aWashington, USA _bU.S. Government Printing Office _c1958 |
||
| 300 | _a55p. | ||
| 942 |
_cHB _h507, UNI/O |
||
| 999 |
_c1342777 _d1342777 |
||