Howard, E. (2020). Coins of England & the United Kingdom: Pre-decimal issues. Spink.
芝加哥风格引文Howard, Emma. Coins of England & the United Kingdom: Pre-decimal Issues. London: Spink, 2020.
MLA引文Howard, Emma. Coins of England & the United Kingdom: Pre-decimal Issues. Spink, 2020.
警告：这些引文格式不一定是100％准确.