https://www.linkedin.com/groups/Survey-Hoteliers-4333308.S.5828962323800272900?trk=groups_items_see_more-0-b-ttl
https://www.linkedin.com/groups/Everytime-I-have-assist-guest-4333308.S.5898134527758331906?trk=groups_items_see_more-0-b-ttl
https://www.linkedin.com/groups/Timeless-needs-guests-4333308.S.5926103722076704772?trk=groups_most_popular-0-b-ttl&goback=%2Egmp_4333308-
https://www.linkedin.com/groups/http-wwwhotelnewsresourcecom-article36142-html-1697477.S.5938076778173059076?trk=groups_items_see_more-0-b-ttl
https://www.linkedin.com/groupItem?view=&gid=2069019&type=member&item=5931162647952125957&trk=groups_items_see_more-0-b-ttl
https://www.linkedin.com/groupItem?view=&gid=4470024&type=member&item=5928118182727421955&trk=groups_items_see_more-0-b-ttl
https://www.linkedin.com/groupItem?view=&gid=4470024&type=member&item=5922795211775307780&trk=groups_items_see_more-0-b-ttl
https://www.linkedin.com/groupItem?view=&gid=2069019&type=member&item=5938103144603992064&trk=groups_items_see_more-0-b-ttl
https://www.linkedin.com/groupItem?view=&gid=4470024&type=member&item=5915471862095163396&trk=groups_most_popular-0-b-ttl&goback=%2Egmp_4470024
http://www.hotelnewsresource.com/article81233.html Diciembre 2014