Evans, William Charles. Trease and Evans' pharmacognosy / Pharmacognosy William Charles Evans ; revised with the assistance of Daphne Evans. - 15th edition. - Edinburgh ; New York : WB Saunders, [2002.] - viii, 585 p. : ill. ; 29 cm. Includes bibliographical references and index. ISBN: 0702026174 0702026182 LCCN: 2001020899 Subjects--Topical Terms: Pharmacognosy.Pharmacognosy. Dewey Class. No.: 615.321 / EVA National Library of Medicine Call No.: QV 752 / E92p 2002