==References==
* ''Robert Tisserand and Rodney Young, Essential Oil Safety (Second Edition. United Kingdom: Churchill'' Livingstone Elsevier, 2014) 85, 205
* ''Julia Lawless, The Illustrated Encyclopedia of Essential Oils (Rockport, MA: Element Books, 1995), 60-67, 161.''
[[Category:Treatments]]
[[Category:herbal medicine]]
[[Category:Aromarherapy]]
[[Category:Essential oil]]