Graedon, J. (1999). The poeple's pharmacy guide to home and herbal remedies. St. Martin's Press.
Citazione stile Chigago Style (17a edizione)Graedon, Joe. The Poeple's Pharmacy Guide to Home and Herbal Remedies. New York: St. Martin's Press, 1999.
Citatione MLA (9a ed.)Graedon, Joe. The Poeple's Pharmacy Guide to Home and Herbal Remedies. St. Martin's Press, 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.