APA aipamena

Brown, P. (1998). The urinary system. British, UK: The University of Bristol.

Chicago Style aipamena

Brown, Peter. The Urinary System. British, UK: The University of Bristol, 1998.

MLA aipamena

Brown, Peter. The Urinary System. British, UK: The University of Bristol, 1998.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.