Czaja, R., & Sarnowsky, J. (2011). Die Ritterorden in Umbruchs- und Krisenzeiten: = The military orders in times of change and crisis Ordines militares.
Chicago Style (17th ed.) CitationCzaja, Roman, and Jürgen Sarnowsky. "Die Ritterorden in Umbruchs- Und Krisenzeiten: = The Military Orders in Times of Change and Crisis." Ordines Militares 2011.
MLA (9th ed.) CitationCzaja, Roman, and Jürgen Sarnowsky. "Die Ritterorden in Umbruchs- Und Krisenzeiten: = The Military Orders in Times of Change and Crisis." Ordines Militares, 2011.
Warning: These citations may not always be 100% accurate.