APA (7th ed.) Zitazioa
Henderson, H. (1993). Catalyst for controversy: Paul Carus of Open Court. Southern Illinois University Press.
Chicago Style (17th ed.) Zitazioa
Henderson, Harold. Catalyst for Controversy: Paul Carus of Open Court. Carbondale: Southern Illinois University Press, 1993.
MLA (9th ed.) Zitazioa
Henderson, Harold. Catalyst for Controversy: Paul Carus of Open Court. Southern Illinois University Press, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.