Chapter III · The Confederation at the Height of its Power (1402-1516 A.D.)
Reading edition
W. A. B. Coolidge, Switzerland, in Encyclopædia Britannica.
A. Vieusseux, The History of Switzerland.
Vulliemin, Histoire de la Confédération Suisse.
A. Dauget, Histoire de la Confédération Suisse.
A. Morin, Précis de l’Histoire.
Wilson.
P. Verri, Storia di Milano.
F. Guicciardin, Historia di Milano.