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Welling, Lisa L. M.; Shackelford, Todd K. (2019). Welling, Lisa L. M.; Shackelford, Todd K. (eds.). The Oxford handbook of evolutionary psychology and behavioral endocrinology. Oxford library of psychology. New York, NY: Oxford University Press. ISBN978-0-19-064973-9. OCLC1033551068.{{cite book}}: CS1 maint: date and year (link)