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_a617.7 _bKHU |
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| 100 | _aKhurana, | ||
| 245 | 0 | _aTheory and Practice of Optic and Refraction | |
| 250 | _a2 | ||
| 260 |
_aUnited State _b:Elesvier _c2012 |
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| 300 | _a445p. | ||
| 942 | _cBOOK | ||
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_c9834 _d9834 |
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