Elkins, A. J. (2010). Skull Duggery: Aaron Elkins (Berkley Prime Crime mass-market ed.). Berkley Publ. Group.
Lua i Stíl Chicago (17ú heag.)Elkins, Aaron J. Skull Duggery: Aaron Elkins. Berkley Prime Crime mass-market ed. New York: Berkley Publ. Group, 2010.
Lua MLA (8ú heag.)Elkins, Aaron J. Skull Duggery: Aaron Elkins. Berkley Prime Crime mass-market ed. Berkley Publ. Group, 2010.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.