Deutsches Historisches Institut Washington DC, Lehmann, H., & Sheehan, J. J. (1991). An interrupted past: German-speaking refugee historians in the United States after 1933. German Historical Institute.
Citazione stile Chigago Style (17a edizione)Deutsches Historisches Institut Washington DC, Hartmut Lehmann, e James J. Sheehan. An Interrupted Past: German-speaking Refugee Historians in the United States After 1933. Washington, D.C [u.a.]: German Historical Institute, 1991.
Citatione MLA (8a ed.)Deutsches Historisches Institut Washington DC, et al. An Interrupted Past: German-speaking Refugee Historians in the United States After 1933. German Historical Institute, 1991.
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