Leff, Gordon.
Heresy in the later Middle Ages: the relation of heterodoxy to dissent, c. 1250 - c. 1450. V. 2. /
Gordon Leff 
. - Manchester : Manchester University Press, New York : Barnes & Noble, Inc.,  1967 
. - v, p. 411-800  25 cm. 
<br/>К.: Бібліогр. : c. 741-777, Index