Gaya APA
Küng, H. (1988).
Theology for the third millennium: An ecumenical view. Transl. by Peter Heinegg. : Theologie im Aufbruch. 1987 .
London:
London HarperCollins.
Gaya MLA
Küng, Hans.
"Theology for the third millennium: An ecumenical view. Transl. by Peter Heinegg. : Theologie im Aufbruch. 1987 ".
London:
London HarperCollins,
1988.
Buku.