Columbia subject headings:
Keskinkaya, Güler, 1939-
Opera--Turkey--History.
Women singers--Turkey--Biography.
Harvard subject headings:
Keskinkaya, Güler, 1939-
Opera--Turkey--History.
Women singers--Turkey--Biography.
Princeton subject headings:
Keskinkaya, Güler, 1939-
Opera--Turkey--History.
Women singers--Turkey--Biography.