00318nam a2200109Ia 4500008004100000040002500041082001700066100001900083245008900102260000900191300000800200230627s9999    xx            000 0 und d  aNORSU-SiacNORSU-Sia  a647.94 R1261  aRaga, Jennifer 0aEnvironmental Management for Hotels: A Comprehensive Guide for Sustainable Operation  c2018  a255