Heresy in the later Middle Ages

Leff, Gordon. Heresy in the later Middle Ages: the relation of heterodoxy to dissent, c. 1250 - c. 1450. V. 1. / Gordon Leff . - Manchester : Manchester University Press, New York : Barnes & Noble, Inc., 1967 . - x, 407 p. 25 cm.
К.: Бібліогр. в підрядк. прим.