Guenther Stein was a frequent contributor to Institute of Pacific Relations (IPR) publications. He wrote some 21 articles for Pacific Affairs and Far Eastern Survey, the official journals of the IPR. Stein was discovered to be a Soviet agent.
- United States Senate Subcommittee on Internal Security Hearings, August 9, 1951.
- While You Slept : Our Tragedy in Asia and Who Made It, John T. Flynn, New York : The Devin - Adair Company, 1951, pgs. 68, 122, 123, 133, 140 pdf.