Lua APA (7ú heag.)

Perone, U. (2011). The possible present. State University of New York Press.

Lua i Stíl Chicago (17ú heag.)

Perone, Ugo. The Possible Present. Albany: State University of New York Press, 2011.

Lua MLA (9ú heag.)

Perone, Ugo. The Possible Present. State University of New York Press, 2011.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.