Davidson, B. (1964). Which way Africa? England: Penguin Books.
Chicago Style aipamenaDavidson, Basil. Which Way Africa? England: Penguin Books, 1964.
MLA aipamenaDavidson, Basil. Which Way Africa? England: Penguin Books, 1964.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.