Leff, Gordon <br/><br/>
Heresy in the later middle ages :  the relation of the heterodoxy to dissent. 

 - New York :  Manchester University Press,  [c1967] 
 - 2 v. 24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sects, Medieval
<br/><br/><label>LC Class. No.: </label>273  / L52