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_a517.6 _bGha/O |
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| 100 | _aGhatak Ajoy | ||
| 245 | 0 | _aOptical Electronics | |
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_aNew Delhi _bManas Saikia For Foundation Books |
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| 260 | _c1994 | ||
| 300 | _a624p | ||
| 942 | _cBK | ||
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_c41822 _d41822 |
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