Gaya APA
Fierro, A. (-1977).
The militant Gospel, an analysis of contemporary political theologies, transl. by J. Drury. : El evangelio beligerante 1974. .
(London):
SCM Press.
Gaya MLA
Fierro, Alfredo.
"The militant Gospel, an analysis of contemporary political theologies, transl. by J. Drury. : El evangelio beligerante 1974. ".
(London):
SCM Press,
-1977.
Buku.