| 000 | 00446nam a2200169Ia 4500 | ||
|---|---|---|---|
| 003 | NIELib | ||
| 008 | 211019s9999||||xx |||||||||||||| ||und|| | ||
| 020 | _a0-415-16888-0 | ||
| 082 |
_a155.4 _bPIA |
||
| 100 |
_aPiaget, Jean _997 |
||
| 245 | _aThe child's conception of number | ||
| 260 |
_bRoutledge. _c1941, _aLondon: |
||
| 300 |
_aVol2. ix, 248p.: _c21cm |
||
| 650 | _aChild Psychology | ||
| 700 |
_91973 _aHodgson, F.M. _eTra |
||
| 942 |
_2ddc _cLM |
||
| 999 |
_c33420 _d33420 |
||