APA aipamena

Matthews, R. A. J. (2003). Homeopathic arnica. The Royal Society of Medicine.

Chicago Style aipamena

Matthews, Robert A J. Homeopathic Arnica. The Royal Society of Medicine, 2003.

MLA aipamena

Matthews, Robert A J. Homeopathic Arnica. The Royal Society of Medicine, 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.