| 000 | 00671nam a2200193Ia 4500 | ||
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| 005 | 20250508162404.0 | ||
| 008 | 008 250505s9999 xx 000 0 eng d | ||
| 037 | _aDissertations | ||
| 040 |
_aFEDL _beng _cFEDL |
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| 041 |
_aeng _2eng |
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| 084 |
_a155.413, KAT/DI _qFEDL |
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| 100 |
_aKatiyar Ramesh Chandra _9771837 |
||
| 245 | 0 | _aComparative study of Piaget's concepts of conservation during concrete operational period among the children of isolated hill areas and Delhi urban areas | |
| 260 | _c1978 | ||
| 300 | _a122p. | ||
| 546 | _aM. Phil Dissertation, (Delhi University) | ||
| 942 |
_cDIS _h155.413, KAT/DI |
||
| 999 |
_c1376232 _d1376232 |
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