Lua APA (7ú heag.)
Stein, G., Asaro, S., & Ricciardi, C. (2015). Q.E.D. Libreria Croce.
Lua i Stíl Chicago (17ú heag.)
Stein, Gertrude, Salvatore Asaro, agus Caterina Ricciardi. Q.E.D. Roma: Libreria Croce, 2015.
Lua MLA (9ú heag.)
Stein, Gertrude, et al. Q.E.D. Libreria Croce, 2015.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.