Holland, W. L., & Lasker, B. (1932). Problems of the Pacific, 1931: Proceedings of the Fourth Conference of the Institute of Pacific Relations, Hangchow and Shanghai, China, October 21 to November 2. Chicago, Ill.: The University of Chicago press.

Holland, William L., and Bruno Lasker. Problems of the Pacific, 1931: Proceedings of the Fourth Conference of the Institute of Pacific Relations, Hangchow and Shanghai, China, October 21 to November 2. Chicago, Ill.: The University of Chicago press, 1932.

Holland, William L., and Bruno Lasker. Problems of the Pacific, 1931: Proceedings of the Fourth Conference of the Institute of Pacific Relations, Hangchow and Shanghai, China, October 21 to November 2. Chicago, Ill.: The University of Chicago press, 1932.