Irwin, W. R. (1976). The game of the impossible: A rhetoric of fantasy. University of Illinois Press.
Lua i Stíl Chicago (17ú heag.)Irwin, W. R. The Game of the Impossible: A Rhetoric of Fantasy. Urbana: University of Illinois Press, 1976.
Lua MLA (8ú heag.)Irwin, W. R. The Game of the Impossible: A Rhetoric of Fantasy. University of Illinois Press, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.