A Visual references to in room dining service 
3G E-Learning. 
 -  3G E-Learning, LLC.,  2020 
 - 265 pages 
<br/><br/>
<br/><br/><label>ISBN: </label>978-1-984638-25-0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Food service management.
<br/><br/><label>Dewey Class. No.: </label>647.94 V8344 2020