APA (7th ed.) Zitazioa

Newall, C. A. (1996). Herbal medicines: A guide for health-care. The Pharmaceutical Pr..

Chicago Style (17th ed.) Zitazioa

Newall, Carol A. Herbal Medicines: A Guide for Health-care. London: The Pharmaceutical Pr., 1996.

MLA (9th ed.) Zitazioa

Newall, Carol A. Herbal Medicines: A Guide for Health-care. The Pharmaceutical Pr., 1996.