If you want to buy Dr Joy's Aromatherapy as a Kindle version on Amazon, please use these links: 
USA https://bit.ly/USADrJoyAT
Canada https://bit.ly/CADrJoyAT
UK https://bit.ly/UKDrJoyAT
Australia https://bit.ly/AUSDrJoyAT
You can also search for the French, Italian and Spanish translations.