“Variations on a Theme by Gauss.” Trigonometric Delights, by Eli Maor, Princeton University Press, PRINCETON; OXFORD, 1998, pp. 112–116, www.jstor.org/stable/j.ctt1r2f46.19. Accessed 10 Aug. 2020.
Maor, E. (1998). Variations on a Theme by Gauss. In Trigonometric Delights (pp. 112-116). PRINCETON; OXFORD: Princeton University Press. Retrieved August 10, 2020, from www.jstor.org/stable/j.ctt1r2f46.19
Maor, Eli. "Variations on a Theme by Gauss." In Trigonometric Delights, 112-16. PRINCETON; OXFORD: Princeton University Press, 1998. Accessed August 10, 2020. www.jstor.org/stable/j.ctt1r2f46.19.
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