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| 100 | _aSUBRAMANYA,K LAL,B. AVADHANULU,M.N | ||
| 245 | 2 | _aA TEXTBOOK OF OPTICS | |
| 260 |
_bS.CHAND & COMPANY PVT LTD _c2012 |
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| 300 | _axx + 699 | ||
| 942 | _cBK | ||
| 999 |
_c691 _d691 |
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