(2007). Delight in Thinking: An Introduction to philosophy reader. Boston: McGraw-Hill.
Chicago Style aipamenaDelight in Thinking: An Introduction to Philosophy Reader. Boston: McGraw-Hill, 2007.
MLA aipamenaDelight in Thinking: An Introduction to Philosophy Reader. Boston: McGraw-Hill, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.