LB Theory and practice of education 37 L Education (General) 31 QA75 Electronic computers. Computer science 14 LB1603 Secondary Education. High schools 13 HD28 Management. Industrial Management 6 LB1501 Primary Education 6 BP Islam. Bahaism. Theosophy, etc 4 LC Special aspects of education 3 Unspecified 3 QA Mathematics 2 QC Physics 2 BF Psychology 1 BJ Ethics 1 HE Transportation and Communications 1 HF5549.5.M63 Employee motivation 1 LB1050.9-1091 Educational psychology 1 LB2300 Higher Education 1 LC5201 Education extension. Adult education. Continuing education 1 PE English 1 RM Therapeutics. Pharmacology 1 TK7885-7895 Computer engineer. Computer hardware 1