Heeren, J. J. (1940). On the Shantung front: A history of the Shantung mission of the Presbyterian church in the U. S. A., 1861-1940 in its historical, economic, and political setting. The Board of foreign missions of the Presbyterian church in the United States of America.

Heeren, John J. On the Shantung Front: A History of the Shantung Mission of the Presbyterian Church in the U. S. A., 1861-1940 in Its Historical, Economic, and Political Setting. New York: The Board of foreign missions of the Presbyterian church in the United States of America, 1940.

Heeren, John J. On the Shantung Front: A History of the Shantung Mission of the Presbyterian Church in the U. S. A., 1861-1940 in Its Historical, Economic, and Political Setting. The Board of foreign missions of the Presbyterian church in the United States of America, 1940.