Watkins, G. (2003). Proof through the night: Music and the great war. University of California Press.
Lua i Stíl Chicago (17ú heag.)Watkins, Glenn. Proof Through the Night: Music and the Great War. Berkeley: University of California Press, 2003.
Lua MLA (9ú heag.)Watkins, Glenn. Proof Through the Night: Music and the Great War. University of California Press, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.