- Mosely et al. (2005) Marx’x Theory of Money: Modern Appraisals
- Brunhoff’s (1976) Marx on Money: Part I
- Engles’ The Origin of the Family, Private Property and the State (1884) Part 5: The Roman Constitution
- Maurer’s “The Anthropology of Money” (2006)
- Parry & Bloch’s Money and the Morality of Exchange (1989)