Cruz, N. (2007). Two sisters and a piano and other plays. Theatre Communications Group.
Lua i Stíl Chicago (17ú heag.)Cruz, Nilo. Two Sisters and a Piano and Other Plays. New York: Theatre Communications Group, 2007.
Lua MLA (9ú heag.)Cruz, Nilo. Two Sisters and a Piano and Other Plays. Theatre Communications Group, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.