APA aipamena

Maggs, J., & Chapman, R. (2008). An update on primary sclerosing cholangitis.

Chicago Style aipamena

Maggs, JR, and R. Chapman. An Update on Primary Sclerosing Cholangitis. 2008.

MLA aipamena

Maggs, JR, and R. Chapman. An Update on Primary Sclerosing Cholangitis. 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.