Columbia subject headings:
Alaplı Ömerli (Turkey)--History--Sources.
Alaplı Ömerli (Turkey)--History.
Harvard subject headings:
Alaplı (Turkey)--History--Sources.
Alaplı (Turkey)--History.
Princeton subject headings:
Alaplı Ömerli (Turkey)--History--Sources.
Alaplı Ömerli (Turkey)--History.