Tyler, Varro E. Herbs of choice : the therapeutic use of phytomedicinals /por Varro E. Tyler - New York : Pharmaceutical products, 1994 - 209 p. ISBN: 1560248955 LCCN: 100699 Subjects--Topical Terms: Botánica médica.Farmacopea.Medicina tradicional. Dewey Class. No.: 615.321 / T97