Columbia subject headings:
Kocaeli İli (Turkey)--Description and travel--Congresses.
Kocaeli İli (Turkey)--History--Congresses.
Süleyman Paşa, 1316-1356 or 1357--Congresses.
Harvard subject headings:
Kocaeli İli (Turkey)--Description and travel--Congresses.
Kocaeli İli (Turkey)--History--Congresses.
Süleyman Paşa, 1316-1356 or 1357--Congresses.
Princeton subject headings:
Kocaeli İli (Turkey)--Description and travel--Congresses.
Kocaeli İli (Turkey)--History--Congresses.
Süleyman Paşa, 1316-1356 or 1357--Congresses.