APA (7th ed.) Citation

Williams, B. P., & Williams, R. S. (1995). Finger numbers in the Greco-Roman world and the early middle ages. Isis: A Journal of the History of Science in Society, 86(4), 587. https://doi.org/10.1086/357319

Chicago Style (17th ed.) Citation

Williams, Burma P., and Richard S. Williams. "Finger Numbers in the Greco-Roman World and the Early Middle Ages." Isis: A Journal of the History of Science in Society 86, no. 4 (1995): 587. https://doi.org/10.1086/357319.

MLA (9th ed.) Citation

Williams, Burma P., and Richard S. Williams. "Finger Numbers in the Greco-Roman World and the Early Middle Ages." Isis: A Journal of the History of Science in Society, vol. 86, no. 4, 1995, p. 587, https://doi.org/10.1086/357319.