Cole, B. H., & Himler, R. (2007). Anna & Natalie. Star Bright Books.
Lua i Stíl Chicago (17ú heag.)Cole, Barbara Hancock, agus Ronald Himler. Anna & Natalie. New York: Star Bright Books, 2007.
Lua MLA (9ú heag.)Cole, Barbara Hancock, agus Ronald Himler. Anna & Natalie. Star Bright Books, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.