Davies, P. J. (1982). British silver coins since 1816: With engravers' patterns and proofs and unofficial pieces (1. ed.).
Chicago-Zitierstil (17. Ausg.)Davies, Peter J. British Silver Coins Since 1816: With Engravers' Patterns and Proofs and Unofficial Pieces. 1. ed. Birmingham, 1982.
MLA-Zitierstil (9. Ausg.)Davies, Peter J. British Silver Coins Since 1816: With Engravers' Patterns and Proofs and Unofficial Pieces. 1. ed. 1982.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.