Gaya APA

Heresies of the high Middle Ages, selected sources transl. ans annotated by Walter, L. Wakefield and Austin P.Evans. . (1969). New York dsl: Columbia UP.

Gaya MLA

Heresies of the high Middle Ages, selected sources transl. ans annotated by Walter, L. Wakefield and Austin P.Evans. . . New York dsl: Columbia UP, 1969. Buku.