International Conference for Itinerant Evangelists Amsterdam, Netherlands, & Douglas, J. D. (1984). The work of an evangelist. World Wide Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रInternational Conference for Itinerant Evangelists Amsterdam, Netherlands, और J. D. Douglas. The Work of an Evangelist. Minnepolis, Minn., U.S.A.: World Wide Publications, 1984.
एमएलए (9वां संस्करण) प्रशस्ति पत्रInternational Conference for Itinerant Evangelists Amsterdam, Netherlands, और J. D. Douglas. The Work of an Evangelist. World Wide Publications, 1984.
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