00317nam a2200121Ia 4500008004100000041000800041100001200049245005800061260002600119300000900145520002500154650001600179230818s1968    xx            000 0 und d  aeng  aJerome.  aArt and science of managing Hotels/Restau Institution  bHayden Book Co.c1968  a275p  aGeneral | Hard Board  aFood Safety