| 000 | 00340nam a2200121Ia 4500 | ||
|---|---|---|---|
| 008 | 221111s1980 xxu 000 0 eng d | ||
| 020 | _a9781609735869 | ||
| 100 | _aHagler, Gine | ||
| 245 | 0 | _aStep By Step Experiments With Simple Machines | |
| 260 |
_aUSA _bThe Child World _c1980 |
||
| 700 |
_aOstroon, Bob _eIllustrator |
||
| 942 |
_2z _cDBK _01 |
||
| 999 |
_c34400 _d34400 |
||