Columbia subject headings:
Ayhan, Ece--Correspondence.
Berk, İlhan, 1916-2008--Correspondence.
Harvard subject headings:
Ayhan, Ece--Correspondence.
Berk, İlhan, 1916-2008--Correspondence.
Princeton subject headings:
Ayhan, Ece--Correspondence.
Berk, İlhan, 1916-2008--Correspondence.