APA (7th ed.) Zitazioa
Slusser, G. (2014). Gregory Benford. University of Illinois Press.
Chicago Style (17th ed.) Zitazioa
Slusser, George. Gregory Benford. Urbana, [Illinois]: University of Illinois Press, 2014.
MLA (9th ed.) Zitazioa
Slusser, George. Gregory Benford. University of Illinois Press, 2014.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.