Columbia subject headings:
Libraries--Turkey--Congresses.
Library science--Turkey--Congresses.
Public libraries--Congresses.
Public libraries--Turkey--Congresses.
Harvard subject headings:
Libraries--Turkey--Congresses.
Library science--Turkey--Congresses.
Public libraries--Congresses.
Public libraries--Turkey--Congresses.
Princeton subject headings:
Libraries--Turkey--Congresses.
Library science--Turkey--Congresses.
Public libraries--Congresses.
Public libraries--Turkey--Congresses.