Heym, S. (1938). Nazis in U.S.A: An exposé of Hitler's aims and agents in the U.S.A (2nd ed.). American Committee for Anti-Nazi Literature.

Heym, Stefan. Nazis in U.S.A: An Exposé of Hitler's Aims and Agents in the U.S.A. 2nd ed. New York: American Committee for Anti-Nazi Literature, 1938.

Heym, Stefan. Nazis in U.S.A: An Exposé of Hitler's Aims and Agents in the U.S.A. 2nd ed. American Committee for Anti-Nazi Literature, 1938.