(1991). Numismatic studies. Harman.
Lua i Stíl Chicago (17ú heag.)Numismatic Studies. New Delhi: Harman, 1991.
Lua MLA (9ú heag.)Numismatic Studies. Harman, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)