000 | 00409nam a2200169Ia 4500 | ||
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008 | 230727s9999||||xx |||||||||||||| ||und|| | ||
020 | _c54 | ||
040 | _aMAIN | ||
041 | _aEnglish | ||
082 |
_a530 _bKUM |
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100 | _aKumar, Arvind | ||
245 |
_aPhysics _cArvind Kumar |
||
260 |
_bNational council of educational _aNew Delhi _c1921 |
||
300 |
_bV.1;P.1 _a246p. _c24cm. |
||
650 | _aPhysics | ||
942 | _cBK | ||
999 |
_c5946 _d5946 |