Howard, E. (2020). Coins of England & the United Kingdom: Pre-decimal issues. Spink.
Lua i Stíl Chicago (17ú heag.)Howard, Emma. Coins of England & the United Kingdom: Pre-decimal Issues. London: Spink, 2020.
Lua MLA (9ú heag.)Howard, Emma. Coins of England & the United Kingdom: Pre-decimal Issues. Spink, 2020.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.