Tourism 1 133 Tourism industry and management 189 Ecotourism 85 Tourism and Travel 85 Tourism-Management 72 Leisure, Recreation and Tourism Economics, (New March 2000) 69 Sustainable tourism 68 Economics 67 Heritage tourism 55 Hospitality industry 52 Ecotourism--Environment and tourism--Nature tourism 36 Event management for tourism 34 Social Psychology and Social Anthropology, (New March 2000) 34 Tourism development 33 Management 31 Tourism management 31 Sustainable development 28 Tourism-Marketing 28 Destination planning and management tourism 25 Medical tourism 25 Tourism travel--Travel Management --Travel agency and tour operations managmenet 25 Sustainability 24 Marketing and Distribution 23 Case studies 22 Marketing 22 Natural Resource Economics, (New March 2000) 21 Tourist industry 21 Travel 21 Cultural tourism--Heritage tourism 19 Policy and Planning 19