Coinage, debasements, and Gresham's laws.

MLA

Sargent, Thomas J., and Bruce D. Smith. “Coinage, Debasements, and Gresham’s Laws.” Economic Theory, vol. 10, no. 2, Aug. 1997, pp. 197–226. EBSCOhost, https://doi.org/10.1007/s001990050154.

APA

Sargent, T. J., & Smith, B. D. (1997). Coinage, debasements, and Gresham’s laws. Economic Theory, 10(2), 197–226. https://doi.org/10.1007/s001990050154

Chicago

Sargent, Thomas J., and Bruce D. Smith. 1997. “Coinage, Debasements, and Gresham’s Laws.” Economic Theory 10 (2): 197–226. doi:10.1007/s001990050154.