Gaya APA

E-book The Encyclopedia of Essential Oils: The Complete Guide to the Use of Aromatic Oils in Aromatherapy, Herbalism, Health & Well-being. (2014). London: Harper Thorsons.

Gaya MLA

E-book The Encyclopedia of Essential Oils: The Complete Guide to the Use of Aromatic Oils in Aromatherapy, Herbalism, Health & Well-being. . London: Harper Thorsons, 2014. Text.