APA aipamena

Guslandi, M. (1988). How does smoking harm the duodenum?

Chicago Style aipamena

Guslandi, M. How Does Smoking Harm the Duodenum? 1988.

MLA aipamena

Guslandi, M. How Does Smoking Harm the Duodenum? 1988.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.