000 00300nam a2200109Ia 4500
008 230222s9999 xx 000 0 und d
100 _aDariush Alimohammadi
245 0 _aOperations Research For Library & Information Professionals
250 _a1
260 _bEss Ess Publication
_c2010
942 _cBK
999 _c19583
_d19583