Lambert, M. D. (1992). Medieval heresy: Popular movements from the Gregorian reform to the Reformation (2nd ed., first ed. 1977.). Blackwell.
Chicago-Zitierstil (17. Ausg.)Lambert, Malcolm David. Medieval Heresy: Popular Movements from the Gregorian Reform to the Reformation. 2nd ed., first ed. 1977. Oxford [u.a.]: Blackwell, 1992.
MLA-Zitierstil (9. Ausg.)Lambert, Malcolm David. Medieval Heresy: Popular Movements from the Gregorian Reform to the Reformation. 2nd ed., first ed. 1977. Blackwell, 1992.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.