Spinelli, E., & Winstead, R. (2007). Someday. Dial Books for Young Readers.
Lua i Stíl Chicago (17ú heag.)Spinelli, Eileen, agus Rosie Winstead. Someday. New York: Dial Books for Young Readers, 2007.
Lua MLA (8ú heag.)Spinelli, Eileen, agus Rosie Winstead. Someday. Dial Books for Young Readers, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.