000 00327nam a2200109 4500
020 _a9788170006220
082 _a020 DAR/OPE
100 _aDariush Alimohammadi
245 _aOperation Research for Library and Information Professionals
_cby Dariush Alimohammadi
260 _aNew Delhi
_bEss Ess Publications
_c2010
942 _cBK
999 _c382229
_d382229