HD Industries. Land use. Labor H Social Sciences (General) 9 K Law (General) 7 TA Engineering (General). Civil engineering (General) 7 Malaysia 6 Management. Industrial Management 6 TJ Mechanical engineering and machinery 6 HD28 Management. Industrial Management 5 Research 5 QA76 Computer software 4 Construction industry 3 Food industry and trade. Halal food industry. Certification 3 G Geography (General) 3 QA75 Electronic computers. Computer science 3 Small business. Medium-sized business 3 TD Environmental technology. Sanitary engineering 3 TH Building construction 3 HB Economic Theory 2 HF Commerce 2 JS Local government Municipal government 2 Labor. Work. Working class 2 Methodology 2 Agriculture 1 Automobile industry and trade 1 Balanced scorecard (Management) 1 Classes of labor, Including women, children, students, middle-aged and older persons, minorities 1 Cooperative societies 1 Corporate organization. Corporate governance 1 Corporations 1 Environmental conditions. Environmental quality. Environmental indicators. Environmental degradation 1