Otterbein, K. F. (2004). How war began. Texas A&M University Press.
Lua i Stíl Chicago (17ú heag.)Otterbein, Keith F. How War Began. College Station: Texas A&M University Press, 2004.
Lua MLA (9ú heag.)Otterbein, Keith F. How War Began. Texas A&M University Press, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.