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| 008 | 140223b1944 xxu||||| |||| 00| 0 eng d | ||
| 041 | _aeng | ||
| 080 | _aX0B H4 | ||
| 082 | _aX0B H4 | ||
| 100 | _aBrij Narain | ||
| 245 | _aCurve fitting for students of economics | ||
| 260 |
_aDelhi _bChand _c1944 |
||
| 650 | _aEconometrics | ||
| 650 | _aMathematical | ||
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