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| 008 | 170101s2015 xx 000 0 und d | ||
| 082 | _a630.715 RAY | ||
| 100 | _aRay, G.L | ||
| 245 | 0 | _aExtension communication and management | |
| 250 | _a8th Revised & E | ||
| 260 |
_aNew Delhi _bKalyani _c2015 |
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| 300 | _a358p. | ||
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_2ddc _cBK _0145 |
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| 999 |
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