Stehlin, S. A., & Stehlin, S. A. (1983). Weimar and the Vatican 1919 - 1933: German-Vatican diplomatic relations in the interwar years. Princeton Univ. Press.
Citazione stile Chigago Style (17a edizione)Stehlin, Stewart A., e Stewart Alan Stehlin. Weimar and the Vatican 1919 - 1933: German-Vatican Diplomatic Relations in the Interwar Years. Princeton, NJ [u.a.]: Princeton Univ. Press, 1983.
Citatione MLA (9a ed.)Stehlin, Stewart A., e Stewart Alan Stehlin. Weimar and the Vatican 1919 - 1933: German-Vatican Diplomatic Relations in the Interwar Years. Princeton Univ. Press, 1983.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.