Gaya APA
Bultmann, R.
(1963).
Gnosis, transl. & ann.by J.R.Coates,repr.
.
London:
Black.
Gaya MLA
Bultmann, R..
"Gnosis, transl. & ann.by J.R.Coates,repr. ".
London:
Black,
1963.
Buku.