APA aipamena

Barker, M. J. W. (1976). Compulsory seat belts.

Chicago Style aipamena

Barker, M J W. Compulsory Seat Belts. 1976.

MLA aipamena

Barker, M J W. Compulsory Seat Belts. 1976.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.