Craig, E. (1998). Luther to Nifo. Routledge.
Lua i Stíl Chicago (17ú heag.)Craig, Edward. Luther to Nifo. London ; New York: Routledge, 1998.
Lua MLA (8ú heag.)Craig, Edward. Luther to Nifo. Routledge, 1998.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.