BURTON, Janet E. Monastic and Religious Orders in Britain, 1000-1300. Cambridge: Cambridge University Press, 1994. Dostupné online. ISBN978-0-521-37797-3.
TAIT, James. The Medieval English Borough: Studies on its Origins and Constitutional History. Manchester: Manchester University Press, 1999. Dostupné online. ISBN978-0-7190-0339-4.
JORDAN, William Chester. The Great Famine: Northern Europe in the Early Fourteenth Century. Princeton: Princeton University Press, 1997. Dostupné online. ISBN978-0-691-05891-7.