Lua APA (7ú heag.)
ebrary, Inc, Ryan, A. M., & McCullough, J. B. (2008). Cosmopolitan Twain. University of Missouri Press.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, Ann M. Ryan, agus Joseph B. McCullough. Cosmopolitan Twain. Columbia: University of Missouri Press, 2008.
Lua MLA (9ú heag.)
ebrary, Inc, et al. Cosmopolitan Twain. University of Missouri Press, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.