Craig, G. A. (1984). The end of Prussia. University of Wisconsin Press.
Lua i Stíl Chicago (17ú heag.)Craig, Gordon Alexander. The End of Prussia. Madison: University of Wisconsin Press, 1984.
Lua MLA (9ú heag.)Craig, Gordon Alexander. The End of Prussia. University of Wisconsin Press, 1984.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.