Gaya APA
Pilgrim for unity. Perjalanan Donald Coggan ke Vatikan dan Istambul.
.
(1977).
London:
CTS & SPCK.
Gaya MLA
Pilgrim for unity. Perjalanan Donald Coggan ke Vatikan dan Istambul.
.
.
London:
CTS & SPCK,
1977.
Buku.