| 000 | 00356nam a2200145Ia 4500 | ||
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| 003 | LDD | ||
| 008 | 181029s9999 xx 000 0 und d | ||
| 040 | _cLDD | ||
| 100 | _aSOOD, J.K. | ||
| 245 | 0 |
_aNew directions in science teaching _cJ.K. SOOD |
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| 260 |
_aChandigarh _bKohli _c1989 |
||
| 300 | _aviii,326p. | ||
| 901 |
_a219 _b05-02-1996 |
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| 942 |
_2ddc _cBK |
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| 999 |
_c45517 _d45517 |
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