Twain, M., & Twain, M. (1973). Routhing it. Univ. of California Pr..
Lua i Stíl Chicago (17ú heag.)Twain, Mark, agus Mark Twain. Routhing It. Berkeley [u.a.]: Univ. of California Pr., 1973.
Lua MLA (8ú heag.)Twain, Mark, agus Mark Twain. Routhing It. Univ. of California Pr., 1973.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.