Gaya APA
Newbigin, L. ().
The open secret : an introduction to the theology of mission .
Grand Rapids:
Wm. B. Eerdmans Publishing Company.
Gaya MLA
Newbigin, Lesslie.
"The open secret : an introduction to the theology of mission".
Grand Rapids:
Wm. B. Eerdmans Publishing Company,
.
Text.