00349nam a2200133Ia 450000500170000000800410001708200210005810000230007924500300010225000120013226000450014494200070018999900190019620260325112150.0260325s9999||||xx |||||||||||||| ||und||  a647.95068 Si641F  aSingaravelavan, R. 0aFood and beverage service  a2nd ed.  aNew DelhibOxford university pressc2017  cBK  c270728d270728