APA
Duke James A Dr, . (1997). The Green Pharmacy herbal remedies for common diseases and condiotions from the world's foremost authority on healing herbs. London: Rodale ltd.
Chicago
Duke James A Dr, . 1997. The Green Pharmacy herbal remedies for common diseases and condiotions from the world's foremost authority on healing herbs. London: Rodale ltd.
Harvard
Duke James A Dr, . (1997). The Green Pharmacy herbal remedies for common diseases and condiotions from the world's foremost authority on healing herbs. London: Rodale ltd.
MLA
Duke James A Dr, . The Green Pharmacy herbal remedies for common diseases and condiotions from the world's foremost authority on healing herbs. London: Rodale ltd. 1997.