APA aipamena

Wright, J., & Sheldon, T. (1997). Obstructive sleep apnoea. Authors' reply.

Chicago Style aipamena

Wright, J., and T. Sheldon. Obstructive Sleep Apnoea. Authors' Reply. 1997.

MLA aipamena

Wright, J., and T. Sheldon. Obstructive Sleep Apnoea. Authors' Reply. 1997.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.