Tourism 145 Dissertations, Academic 50 Dissertations 49 Economic aspects 21 Management 13 Social aspects 13 Islam 12 Religious aspects 11 Marketing 10 Heritage tourism 9 Psychological aspects 9 Attitudes 8 Hospitality industry 8 Medical tourism 8 Tourists 8 Travel 7 Environmental aspects 6 Arabic language 5 Consumer satisfaction 5 Culture and tourism 5 Ecotourism 5 Sustainable tourism 5 Computer network resources 4 Description and travel 4 English language 4 Government policy 4 Hotels 4 Psychology 4 Research 4 Social conditions 4