Columbia subject headings:
Islamic countries--History--21st century.
Middle East--History--21st century.
South Asia--History--21st century.
Turkey--History--21st century.
Harvard subject headings:
Islamic countries--History--21st century.
Middle East--History--21st century.
South Asia--History--21st century.
Turkey--History--21st century.
Princeton subject headings:
Islamic countries--History--21st century.
Middle East--History--21st century.
South Asia--History--21st century.
Turkey--History--21st century.