Brown, B. (1963). Social technology. New York: Olaf Helmer.
Chicago Style aipamenaBrown, Bernice. Social Technology. New York: Olaf Helmer, 1963.
MLA aipamenaBrown, Bernice. Social Technology. New York: Olaf Helmer, 1963.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.