| 000 | 00329nam a2200109Ia 4500 | ||
|---|---|---|---|
| 100 | _aedited by Irving E Sigel, Frank H Hooper | ||
| 942 | _cBK | ||
| 245 | _aLogical thinking in children : research based on Piaget's theory | ||
| 260 |
_aHolt,Rinehart and Winston, New York _c1968 |
||
| 082 | _a136.7 Sig/Hoo | ||
| 300 | _axv,541p tabs | ||
| 999 |
_c60680 _d60680 |
||