* An Uncommon Mission: The Life and Ministry of Pearl Smith McFall
* Called and Sent: Perspectives In World Mission
* China in Transition
* The Church Beyond the City Limits: A Call to Faithfulness
* The Church in Asia: Challenge to the West
* The History and Philosophy of the Christian Social Union in Germany, 1890-1933
* In All the Land: Missions in the Heartland
* Out of China, into America
* The Story of the First Forty Years of World Vision International
Articles and Essays
* "The Church and the Social Gospel in Germany, 1890-1918"
* "The Chinese Church and the West: A Critical Assessment"
* "The Mission of the Church in a Changing World: A Reflection on the History of World Vision"
* "Reflections on the History of the Christian Social Union in Germany"
* "The Social Gospel in America: A Historical Perspective"
* "World Vision: A Personal Reflection"