“Preface.” Pythagoras' Revenge: A Mathematical Mystery, by ARTURO SANGALLI, Princeton University Press, Princeton; Oxford, 2009, pp. ix-x, www.jstor.org/stable/j.ctt7snwk.3. Accessed 10 Aug. 2020.
SANGALLI, A. (2009). Preface. In Pythagoras' Revenge: A Mathematical Mystery (pp. Ix-X). Princeton; Oxford: Princeton University Press. Retrieved August 10, 2020, from www.jstor.org/stable/j.ctt7snwk.3
SANGALLI, ARTURO. "Preface." In Pythagoras' Revenge: A Mathematical Mystery, Ix-X. Princeton; Oxford: Princeton University Press, 2009. Accessed August 10, 2020. www.jstor.org/stable/j.ctt7snwk.3.
Export a RIS file (For EndNote, ProCite, Reference Manager, Zotero, Mendeley…)
Export a Text file (For BibTex)
Note: Always review your references and make any necessary corrections before using. Pay attention to names, capitalization, and dates.