TY - BOOK AU - Clarke, Sue TI - Essential chemistry for aromatherapy SN - 9780443104039 U1 - 615.3219 CLA PY - 2008/// CY - Edinburgh PB - Chruchill Livingstone KW - Aromatherapy KW - Essences and essential oils N1 - Previous ed.: published as Essential chemistry for safe aromatherapy by Sue Clarke. 2002 ER -