TY - BOOK AU - Evans,William Charles AU - Trease,George Edward AU - Evans,Daphne TI - Trease and Evans' pharmacognosy SN - 0702026174 U1 - 615.321 21 PY - 2002///.] CY - Edinburgh, New York PB - WB Saunders KW - Pharmacognosy N1 - Includes bibliographical references and index ER -