A vision for the world : Alan Walker tells his story, 1999.
Biog. resource center (Contemp. authors), Jan. 22, 2009 (Alan Walker; b. June 4, 1911, Sydney, N.S.W.; d. Jan. 29, 2003, Sydney, N.S.W.; University of Sydney, M.A., 1943; ordained Methodist minister in Australia, 1934; World Evangelism for the World Methodist Council, Sydney, director, 1978- )
His There is always God, 1939 t.p. (Alan Walker)
Wikipedia website, viewed on 5 February 2019 Alan Walker (theologian) (Sir Alan Edgar Walker OBE MA, DD (4 June 1911 – 29 January 2003) was an Australian theologian, evangelist, social commentator, broadcaster and activist, and the Superintendent of Wesley Mission (formerly the Central Methodist Mission) https://en.wikipedia.org/wiki/Alan_Walker_(theologian)