APA aipamena

Dyer, C. (1999). UK class tobacco action nears collapse. British Medical Journal.

Chicago Style aipamena

Dyer, Clare. UK Class Tobacco Action Nears Collapse. British Medical Journal, 1999.

MLA aipamena

Dyer, Clare. UK Class Tobacco Action Nears Collapse. British Medical Journal, 1999.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.