Lua APA (7ú heag.)
Biskupski, M. B. (2015). The most dangerous German agent in America: The many lives of Louis N. Hammerling. NIU Press.
Lua i Stíl Chicago (17ú heag.)
Biskupski, Mieczysław B. The Most Dangerous German Agent in America: The Many Lives of Louis N. Hammerling. De Kalb, Illinois: NIU Press, 2015.
Lua MLA (9ú heag.)
Biskupski, Mieczysław B. The Most Dangerous German Agent in America: The Many Lives of Louis N. Hammerling. NIU Press, 2015.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.