Gaya APA
Küng, H. (2002).
Tracing the way: Spiritual dimensions of the world religions . Transl. by John Bowden. .
London:
London Continuum.
Gaya MLA
Küng, Hans.
"Tracing the way: Spiritual dimensions of the world religions . Transl. by John Bowden. ".
London:
London Continuum,
2002.
Buku.