Tyler, Varro E. Pharmacognosy Varro E.Tyler - 9 ed. - New Delhi Wolters Kluwer 1988 - 519p. Includes index(p.495-519) bibliog glossary ISBN: 978 81 8473 558 1 Subjects--Topical Terms: Parmacognosy Parmacognosy Dewey Class. No.: 615.321/T981p