Columbia subject headings:
Istanbul (Turkey)--History--Siege, 1453--Historiography.
Istanbul (Turkey)--History--Siege, 1453--Sources.
Phrantzēs, Geōrgios, 1401- Chronikon.
Harvard subject headings:
Istanbul (Turkey)--History--Siege, 1453--Historiography.
Istanbul (Turkey)--History--Siege, 1453--Sources.
Phrantzēs, Geōrgios, 1401- Chronikon.
Princeton subject headings:
Byzantine Empire--History.
Istanbul (Turkey)--History--Siege, 1453.
Phrantzēs, Geōrgios, 1401-