Subject
Islam
106
Management
45
Religious aspects
42
Air conditioning
32
History
31
Electric engineering
30
Customs and practices
29
Electric circuits
29
Politics and government
27
Handbooks, manuals, etc
26
Entrepreneurship
25
Islamic law
25
Refrigeration and refrigerating machinery
25
Mechanical drawing
24
Electronics
22
Law and legislation
22
Mathematics
21
Business
20
Economic conditions
20
Engineering drawings
19
Machine-tools
19
Religious life
19
Doctrines
18
Materials
18
Computer graphics
17
Mechanical engineering
17
Study and teaching
17
Creative thinking
16
Personnel management
16
Welding
16
Conduct of life
15
Electronic circuits
15
Engineering mathematics
15
Thought and thinking
15
Civilization, Islamic
14
Digital electronics
14
Engineering
14
Social conditions
14
Strength of materials
14
Maintenance and repair
13
Data processing
12
Education
12
Electricity
12
Finance
12
Success in business
12
Thermodynamics
12
Automobiles
11
Buildings
11
Civilization
11
Computer programs
11
more ...