Burgess, John (1887). «The Culturconflict" in Prussia». The Academy of Political Science. Political Science Quarterly. 2 (2): 313–340. JSTOR2139282. doi:10.2307/2139282
Hebeler, Bernard (1847). «Statistics of Prussia». Wiley for the Royal Statistical Society. Journal of the Statistical Society of London. 10 (2): 154–186. JSTOR2337688. doi:10.2307/2337688
Hay, William Anthony (2007). Clark, Christopher, ed. «Remember Prussia?». The National Interest (91): 87–92. ISSN0884-9382. Consultado em 11 de agosto de 2024
Shanahan, William O. (1947). Halperin, S. William; Scheele, Godfrey, eds. «The Weimar Republic». The Review of Politics (3): 395–399. ISSN0034-6705. Consultado em 10 de agosto de 2024
Craig, Gordon A. (1980). «The End of Prussia». Proceedings of the American Philosophical Society (2): 97–99. ISSN0003-049X. Consultado em 10 de agosto de 2024
Wilhelm, Friedrich; Robinson, James (1894). «Supplement: Constitution of the Kingdom of Prussia». Sage Publications Inc., American Academy of Political and Social Science. Annals of the American Academy of Political and Social Science. 5 (Supplement 8): 1–54. JSTOR1009032
Burgess, John (1887). «The Culturconflict" in Prussia». The Academy of Political Science. Political Science Quarterly. 2 (2): 313–340. JSTOR2139282. doi:10.2307/2139282
Hebeler, Bernard (1847). «Statistics of Prussia». Wiley for the Royal Statistical Society. Journal of the Statistical Society of London. 10 (2): 154–186. JSTOR2337688. doi:10.2307/2337688
Hay, William Anthony (2007). Clark, Christopher, ed. «Remember Prussia?». The National Interest (91): 87–92. ISSN0884-9382. Consultado em 11 de agosto de 2024
Shanahan, William O. (1947). Halperin, S. William; Scheele, Godfrey, eds. «The Weimar Republic». The Review of Politics (3): 395–399. ISSN0034-6705. Consultado em 10 de agosto de 2024
Craig, Gordon A. (1980). «The End of Prussia». Proceedings of the American Philosophical Society (2): 97–99. ISSN0003-049X. Consultado em 10 de agosto de 2024