Michael D, S. (2006). Popular contemporary writers. Marshall Cavendish Reference.
Lua i Stíl Chicago (17ú heag.)Michael D, Sharp. Popular Contemporary Writers. New York: Marshall Cavendish Reference, 2006.
Lua MLA (9ú heag.)Michael D, Sharp. Popular Contemporary Writers. Marshall Cavendish Reference, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.