Columbia subject headings:
Church buildings--Turkey--Mardin.
Mardin (Turkey)--Church history.
Mardin (Turkey)--Description and travel.
Harvard subject headings:
Church buildings--Turkey--Mardin.
Mardin (Turkey)--Church history.
Mardin (Turkey)--Description and travel.
Princeton subject headings:
Church buildings--Turkey--Mardin.
Mardin (Turkey)--Church history.
Mardin (Turkey)--Description and travel.