Adventure Travel Society American Camping Association American Hotel & Lodging - Educational Institute American Society of Association Executives/Center for Association Leadership Association of Destination Management Executives Australian Bureau of Statistics Canadian Society of Association Executives Cruise Lines (NSU Library subject page) Cruise Lines International Association Ecotourism Australia Exhibitor Online EXPO Web Hospitality Sales & Marketing Association International Institute of Hospitality (formerly Hotel and Catering International Management Association) International Association of Conference Centers International Association of Convention and Visitor Bureaus International Ecotourism Society International Society of Travel and Tourism Educators Meeting Professionals International Meetings Industry Mall National Speakers Association Pacific Asia Travel Association Professional Convention Management Association Rick Steves' Europe Through the Back Door South Dakota Gaming Commission Travel Industry Association of America U.S. Travel and Tourism Information Offices (NSU Library subject page) World Tourism Organization
