APA aipamena

Ali, K. (2007). Seeing is believing. BMJ Publishing Group Ltd.

Chicago Style aipamena

Ali, Khalid. Seeing Is Believing. BMJ Publishing Group Ltd, 2007.

MLA aipamena

Ali, Khalid. Seeing Is Believing. BMJ Publishing Group Ltd, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.