Gaya APA
Guardini, R. (1963).
The life of faith, [transl. by J.Chapin]. - Deus books. : Von Leben des Glaubens. .
New York dsl:
Paulist Press.
Gaya MLA
Guardini, R..
"The life of faith, [transl. by J.Chapin]. - Deus books. : Von Leben des Glaubens. ".
New York dsl:
Paulist Press,
1963.
Buku.