Kirk, R. (1979). Raven 4: Lords of the shadows. Corgi ; Transworld Publishers.
Lua i Stíl Chicago (17ú heag.)Kirk, Richard. Raven 4: Lords of the Shadows. London: Corgi ; Transworld Publishers, 1979.
Lua MLA (8ú heag.)Kirk, Richard. Raven 4: Lords of the Shadows. Corgi ; Transworld Publishers, 1979.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.