Greetham, B. (2006). Philosophy. Palgrave Macmillan.
Chicago Style aipamenaGreetham, Bryan. Philosophy. Basingstoke [England] ; New York: Palgrave Macmillan, 2006.
MLA aipamenaGreetham, Bryan. Philosophy. Palgrave Macmillan, 2006.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.