APA aipamena

Cook, G. C. (2006). Erasmus Darwin Barlow. BMJ Publishing Group Ltd.

Chicago Style aipamena

Cook, G C. Erasmus Darwin Barlow. BMJ Publishing Group Ltd, 2006.

MLA aipamena

Cook, G C. Erasmus Darwin Barlow. BMJ Publishing Group Ltd, 2006.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.