APA aipamena

Lewis, G. W. (1953). Danger of Penicillin Injection.

Chicago Style aipamena

Lewis, G. W. Danger of Penicillin Injection. 1953.

MLA aipamena

Lewis, G. W. Danger of Penicillin Injection. 1953.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.