00261nam a2200097Ia 4500008004100000020001800041040002500059082002100084245002400105260003400129240819s9999    xx            000 0 und d  a9781984635709  aNORSU-DumcNORSU-Dum  aRes/642/F73/2020 0aFoodservice systems  bNew York: 3G E-learningc2020