Gaya APA
Küng, H. (1991).
Global responsibility: In search of a new world ethic. Transl. by John Bowden. : Projekt Weltethos. 1990 .
London:
London SCM Press.
Gaya MLA
Küng, Hans.
"Global responsibility: In search of a new world ethic. Transl. by John Bowden. : Projekt Weltethos. 1990 ".
London:
London SCM Press,
1991.
Buku.