1
Effa, Allan L.
| American Society of Missiology |
2004
2
Effa, Allan L.
| American Society of Missiology |
2007
3
Missional Voices Down Under : A Canadian Response to the Missiology of Michael Frost and Alan Hirsch
Effa, Allan
| American Society of Missiology |
2010
4
Fensham, Charles
| American Society of Missiology |
2014