Columbia subject headings:
Church architecture--Syria.
Church buildings--Syria.
Excavations (Archaeology)--Syria.
Harvard subject headings:
Architecture, Early Christian--Syria.
Christian antiquities--Syria.
Church architecture--Syria.
Church buildings--Syria.
Church history--Primitive and early church, ca. 30-600
Excavations (Archaeology)--Syria
Liturgy and architecture--Syria.
Syria--Church history.
Princeton subject headings:
Church architecture--Syria.
Church buildings--Syria.
Excavations (Archaeology)--Syria.