Book 1 — Chapter V. The Fourth to the Sixth Crusades
Reading edition
b V. Duruy, op. cit.
c Charles Mills, op. cit.
d J. F. Michaud, op. cit.
e A. Jourdain, A Letter to Michaud on the Children’s Crusade.
f Fuller, op. cit.
g Geoffrey de Villehardouin, Conquête de Constantinople.