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| 005 | 20210728104217.0 | ||
| 008 | 210728b ||||| |||| 00| 0 eng d | ||
| 041 | _aeng | ||
| 100 |
_aKhanna & Bedi R S _924795 |
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| 245 | _aT B of sound with theory of oscillates & waves | ||
| 250 | _a13th | ||
| 260 |
_aN Delhi _bP & sons _c1988 |
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| 300 | _a508 | ||
| 942 | _cBK | ||
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_c62334 _d62334 |
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