Gaya APA
Tillich, P. (1963).
Systematic Theology, Vol.3: Life and the Spirit, History and the Kingdom of God. .
Chicago:
Chicago University of Chicago Press.
Gaya MLA
Tillich, Paul.
"Systematic Theology, Vol.3: Life and the Spirit, History and the Kingdom of God. ".
Chicago:
Chicago University of Chicago Press,
1963.
Buku.