Gaya APA
II., J, P.
( 1980)).
Religious freedom, presented by Roger Heckel S.J.
.
(Vatican City:
Iustitia et Pax.
Gaya MLA
II., Joannes, Paulus.
"Religious freedom, presented by Roger Heckel S.J. ".
(Vatican City:
Iustitia et Pax,
1980).
Buku.