EVANS, C. Stephen. A history of western philosophy : from the pre-Socratics to postmodernism. Downers Grove, IL : InterVarsity Press, [2018]. ©2018. 1 online zdroj (508 stran). Dostupné na internetu: <https://ebookcentral.proquest.com/lib/ujep-ebooks/reader.action?docID=5543843&ppg=1> ISBN 978-0-8308-7369-2.