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| 020 | _a81-219-0218-9 | ||
| 100 | _aGupta,Prem Kumar | ||
| 245 | _aOperations research | ||
| 260 | _aNew Delhi | ||
| 260 | _bS Chand | ||
| 260 | _c2005 | ||
| 300 | _a1055p. | ||
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_aMathematics _aOperation research |
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