Chen, R. (1969). The wednesday witch. Scholastic Book Services.
Lua i Stíl Chicago (17ú heag.)Chen, Ruth. The Wednesday Witch. New York: Scholastic Book Services, 1969.
Lua MLA (9ú heag.)Chen, Ruth. The Wednesday Witch. Scholastic Book Services, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.