Forbes, C. (1998). The cauldron = Hexenkessel <engl.>: Colin Forbes. Pan Books.
Lua i Stíl Chicago (17ú heag.)Forbes, Colin. The Cauldron = Hexenkessel <engl.>: Colin Forbes. London: Pan Books, 1998.
Lua MLA (8ú heag.)Forbes, Colin. The Cauldron = Hexenkessel <engl.>: Colin Forbes. Pan Books, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.