Books like Essential Oils
Julia Lawless
Essential Oils is 144 pages, about 2 hours 38 minutes at 250 words a minute.
7 books to read next
How long each takes
Magical Aromatherapy 3.8 h 
The Complete Book of Essential Oils and Aromatherapy 8.0 h 
Aromatherapy 7.0 h 
Aromatherapy for Women 3.2 h 
The Practice of Aromatherapy 5.1 h 
Aromatherapy Workbook 4.5 h 
Practical Aromatherapy 2.9 h Bar height shows length. Estimated at 250 words a minute.