Gaya APA
Waddell, H.
(1977).
Peter Abelard, a novel, [repr.ed.]. Cet.pertama 1958.
.
Collins:
Fount Paperbacks.
Gaya MLA
Waddell, Helen.
"Peter Abelard, a novel, [repr.ed.]. Cet.pertama 1958. ".
Collins:
Fount Paperbacks,
1977.
Buku.