Columbia subject headings:
Gülen, Fethullah.
Islam and politics--Turkey.
Islam--Turkey--20th century.
Turkey--Politics and government--21st century.
Harvard subject headings:
Gülen, Fethullah
Islam and politics--Turkey.
Islam--Turkey--20th century.
Turkey--Politics and government--21st century.
Princeton subject headings:
Gülen, Fethullah.
Islam and politics--Turkey.
Islam--Turkey--20th century.
Turkey--Politics and government--21st century.