Novel 39 History 34 English literature 29 General management 29 English fiction 27 Monte Carlo method 25 English fiction criticism-- Literature 16 History and criticism 16 Global warming 15 Green house effect 13 Ozone depletion 13 Hotel management 12 Literature 12 Management 12 Mathematics 12 Ozone 12 Philosophy 12 Criticism 11 Air pollution 10 Data processing 10 English Literature 10 Hospitality management--Hotel industry--Food --Catering 10 Acid rain 9 Climatic changes 9 English 9 Pollution 9 Psychology 9 Research 9 Success in business 9 World War, 1914-1918 9