| 000 | 00421cam a22001337a 4500 | ||
|---|---|---|---|
| 008 | 180718b1970 xxu||||| |||| 00| 0 eng d | ||
| 020 | _a132042142 | ||
| 082 | _aP14 An24 | ||
| 100 | _aAderson, Ronald D. | ||
| 245 |
_aDeveloping children's thinking through science _cby Ronald D. Aderson...[et.al] |
||
| 260 |
_aEnglewood _bPrentice - Hall _c1970 |
||
| 300 | _axi,370p | ||
| 650 | _aScience --Study and teaching (Elementary) | ||
| 999 |
_c413069 _d413069 |
||