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008 211209s2011 xx 000 0 und d
020 _a9788131909771
041 _aeng
100 _aYATES RICHARDO
245 _aMODERN INFORMATION RETRIEVAL
260 _aNEW DELHI
_bPEARSON
_c2011
300 _aXX + 513
999 _c65932
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