Nicole, C. (1968). The devil's emissary. Jarrolds.
Lua i Stíl Chicago (17ú heag.)Nicole, Christopher. The Devil's Emissary. London: Jarrolds, 1968.
Lua MLA (8ú heag.)Nicole, Christopher. The Devil's Emissary. Jarrolds, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.