TA Engineering (General). Civil engineering (General) 23 TJ Mechanical engineering and machinery 9 TK Electrical engineering. Electronics Nuclear engineering 9 NA Architecture 4 QA Mathematics 4 HD28 Management. Industrial Management 3 QA75 Electronic computers. Computer science 3 QE Geology 3 TH Building construction 3 TP Chemical technology 3 Database management 2 HD Industries. Land use. Labor 2 HD1394-1394.5 Real estate management 2 LB Theory and practice of education 2 Machine construction (General) 2 Machine design and drawing 2 Marketing 2 Mental health 2 NX Arts in general 2 New Zealand 2 Q Science (General) 2 QD Chemistry 2 T Technology (General) 2 21st-century curriculum 1 21st-century education 1 Academic Entrepreneurship; Design Methods; Ethnic Entrepreneurship; Capacity Building 1 Acculturation 1 Acute 1 Administration, Oral 1 Adoption 1