Griffiths, Michael, 1928- A task unfinished how to recruit, support and pray for missionaries and Christian workers in a constantly changing world Michael Griffiths - East Sussex, U.K. Monarch 1996 - 185p pbk, 19.5 cm Includes bibliographical references. ISBN: 1-85424-313-6 Subjects--Topical Terms: Missions-- support. Dewey Class. No.: 242/.689/GRI