Ackroyd, P. (2004). Cities of blood. DK.
Lua i Stíl Chicago (17ú heag.)Ackroyd, Peter. Cities of Blood. London: DK, 2004.
Lua MLA (9ú heag.)Ackroyd, Peter. Cities of Blood. DK, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.