Hale, E. E. (1878). Back to back: A story of to-day. Harper.
Lua i Stíl Chicago (17ú heag.)Hale, Edward Everett. Back to Back: A Story of To-day. New York: Harper, 1878.
Lua MLA (8ú heag.)Hale, Edward Everett. Back to Back: A Story of To-day. Harper, 1878.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.