000 00270nam a2200109Ia 4500
008 190129s9999 xx 000 0 und d
100 _aRobert (Jonston) & Others
245 0 _aService Operations Management
250 _a4th
260 _bPEARSON
_c2018
_aNoida
942 _cBK
999 _c9387
_d9387