Pengelly, Andrew Constituents of medicinal plants : an introduction to the chemistry and therapeutics of herbal medicine / Andrew Pengelly - 2nd ed. - India Viva 2004 - 172 p. ISBN: 9781741140521 Subjects--Topical Terms: Materia medica, Vegetable.Herbs --Therapeutic use. οΎ Dewey Class. No.: 615.321 PEN-A