Periodicals 40 Periodicals -- 7 Economic conditions 6 Islam -- 6 Islam 5 Statistics -- 5 Economic history -- 4 more ... Education, Higher -- 4 Management -- 4 Research -- 4 Universities and colleges -- 4 Commerce -- 3 Directories 3 Directories -- 3 Population -- 3 Research 3 Statistics, Vital -- 3 Study and teaching -- 3 Accounting -- 2 Architecture -- 2 Banks and banking, Central -- 2 Business -- 2 College graduates -- 2 Economic aspects -- 2 Employment -- 2 Engineering -- 2 Geological research -- 2 Graduate students -- 2 Health -- 2 Islamic law 2 less ...