TY - BOOK AU - Leung,Albert Y. TI - Encyclopedia of common natural ingredients used in food, drugs, and cosmetics SN - 0-471-04954-9 PY - 1980/// CY - New York [etc.] PB - John Wiley & Sons KW - Natural products KW - Encyclopedias N1 - "A Wiley-Interscience publication."; Includes bibliography and index ER -