Stocker, F. N. (1986). Sammy Morris: A guessing book. Moody.
Lua i Stíl Chicago (17ú heag.)Stocker, Fern Neal. Sammy Morris: A Guessing Book. Chicago: Moody, 1986.
Lua MLA (9ú heag.)Stocker, Fern Neal. Sammy Morris: A Guessing Book. Moody, 1986.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.