Columbia subject headings:
Armenian poetry--History and criticism.
Armenian poetry.
Istanbul (Turkey)--History--Siege, 1453--Literature and the siege.
Istanbul (Turkey)--History--Siege, 1453--Poetry.
Harvard subject headings:
Armenian poetry--History and criticism
Armenian poetry.
Istanbul (Turkey)--History--Siege, 1453--Literature and the siege.
Istanbul (Turkey)--History--Siege, 1453--Poetry.
Princeton subject headings:
Byzantine Empire--History--Constantine XI Dragases, 1448-1453--Sources.
Istanbul (Turkey)--History--Siege, 1453--Sources.