Broer, L. R. (1994). Sanity plea: Schizophrenia in the novels of Kurt Vonnegut (Rev. ed.). University of Alabama Press.
Lua i Stíl Chicago (17ú heag.)Broer, Lawrence R. Sanity Plea: Schizophrenia in the Novels of Kurt Vonnegut. Rev. ed. Tuscaloosa, AL: University of Alabama Press, 1994.
Lua MLA (9ú heag.)Broer, Lawrence R. Sanity Plea: Schizophrenia in the Novels of Kurt Vonnegut. Rev. ed. University of Alabama Press, 1994.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.