Columbia subject headings:
Harvard subject headings:
Erdoğan, Recep Tayyip
Islam and politics--Turkey.
Turkey--Foreign relations--1980-
Turkey--Politics and government--1980-
Princeton subject headings:
Erdoğan, Recep Tayyip.
Turkey--Foreign relations--European Union countries.
Turkey--History--1960-
Turkey--Politics and government--21st century.