Columbia subject headings:
Presidents--Turkey--Biography.
Prime ministers--Turkey--Biography.
Turkey--Politics and government--20th century.
Özal, Turgut.
Harvard subject headings:
Presidents--Turkey--Biography
Prime ministers--Turkey--Biography.
Turkey--Politics and government--20th century.
Özal, Turgut.
Princeton subject headings:
Özal, Turgut.
Presidents--Turkey--Biography.
Prime ministers--Turkey--Biography.
Turkey--Politics and government--20th century.