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|---|---|---|---|
| 001 | 776619 | ||
| 005 | 20130515014859.0 | ||
| 008 | 700415r1968 enka b 000 0 eng | ||
| 010 | _a 72369405 | ||
| 015 | _aB68-14837 | ||
| 020 | _a0340087994 | ||
| 040 |
_aDLC _cDLC _dKEPU |
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| 050 | 0 | 0 |
_aBF723.N8 _b.L68 1968 |
| 100 | 1 |
_aLovell, K. _q(Kenneth) _920566 |
|
| 245 | 1 | 4 |
_aThe growth of basic mathematical and scientific concepts in children, _cby K. Lovell; foreword by Bärbel Inhelder. |
| 250 | _a5th ed., 2nd impression. | ||
| 260 |
_aLondon, _bUniversity of London P., _c1968. |
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| 300 |
_a158 p. _billus. _c22 cm. |
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| 350 | _a15/- | ||
| 490 | 0 | _aUnibooks | |
| 504 | _aIncludes bibliographies. | ||
| 650 | 0 |
_aNumber concept in children. _920567 |
|
| 650 | 0 |
_aConservation (Psychology) _920568 |
|
| 906 |
_a7 _bcbc _corignew _du _encip _f19 _gy-gencatlg |
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| 942 |
_2lcc _cBK _hBF723.N8.L68 1968 |
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| 999 |
_c30648 _d30648 |
||