Kevin Henkes. (1998). Jessica. Greenwillow Books.
Lua i Stíl Chicago (17ú heag.)Kevin Henkes. Jessica. Greenwillow Books, 1998.
Lua MLA (9ú heag.)Kevin Henkes. Jessica. Greenwillow Books, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.