Perkinson, H. J. (1991). Getting better: Television and moral progress. Transaction Pub.
Chicago Style aipamenaPerkinson, Henry J. Getting Better: Television and Moral Progress. New Brunswick, N.J: Transaction Pub, 1991.
MLA aipamenaPerkinson, Henry J. Getting Better: Television and Moral Progress. Transaction Pub, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.