APA aipamena

Levin, L. (2007). The age of Hygieia. BMJ Group.

Chicago Style aipamena

Levin, Lowell. The Age of Hygieia. BMJ Group, 2007.

MLA aipamena

Levin, Lowell. The Age of Hygieia. BMJ Group, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.