International Conference for Itinerant Evangelists Amsterdam, Netherlands, & Douglas, J. D. (1984). The work of an evangelist. World Wide Publications.
Lua i Stíl Chicago (17ú heag.)International Conference for Itinerant Evangelists Amsterdam, Netherlands, agus J. D. Douglas. The Work of an Evangelist. Minnepolis, Minn., U.S.A.: World Wide Publications, 1984.
Lua MLA (9ú heag.)International Conference for Itinerant Evangelists Amsterdam, Netherlands, agus J. D. Douglas. The Work of an Evangelist. World Wide Publications, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.