APA aipamena

Cowan, J. D. (2000). The right place at the right time. British Medical Journal.

Chicago Style aipamena

Cowan, John D. The Right Place At the Right Time. British Medical Journal, 2000.

MLA aipamena

Cowan, John D. The Right Place At the Right Time. British Medical Journal, 2000.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.