Management 173 Data processing 114 History 69 Accounting 66 Finance 59 Mathematics 53 Mathematical models 47 Marketing 46 Signal processing 44 Design and construction 42 Strategic planning 40 Statistical methods 39 Management information systems 37 Materials 37 Addresses, essays, lectures 36 Personnel management 36 Case studies 34 Digital techniques 34 Criticism and interpretation 33 International business enterprises 33 Automatic control 31 Methodology 31 Organizational behavior 30 Social aspects 29 Building 28 Managerial accounting 28 System analysis 28 Engineering 27 Mechanics, Applied 27 Industrial management 25