LB2300 Higher Education 364 HD28-70 Management. Industrial Management 115 TH1-9745 Building construction 88 P1-1091 Philology. Linguistics(General) 63 R735-854 Medical education. Medical schools. Research 25 Z Bibliography. Library Science. Information Resources 19 R Medicine 15 L Education (General) 14 RA0421 Public health. Hygiene. Preventive Medicine 13 TA1-2040 Engineering (General). Civil engineering (General) 12 L7-991 Education (General) 11 RA440-440.87 Study and teaching. Research 10 RC0321 Neuroscience. Biological psychiatry. Neuropsychiatry 10 RS1-441 Pharmacy and materia medica 10 QA75.5-76.95 Electronic computers. Computer science 9 QH1 Natural history (General - Including nature conservation, geographical distribution) 9 R Medicine (General) 8 HD58.7-58.95 Organizational behavior, change and effectiveness. Corporate culture 7 H Social Sciences 6 H1-99 Social sciences (General) 6 LC5800-5808 Distance education 6 QD1-999 Chemistry 6 NC Drawing Design Illustration 5 R5-130.5 General works 5 R5-920 Medicine (General) 5 TX341-641 Nutrition. Foods and food supply 5 HC79 Special topics-Including air pollution, automation,consumer demand, famines, flow of funds,etc 4 HF5001-6182 Business 4 HN Social history and conditions. Social problems. Social reform 4 QC1-999 Physics 4