Barnard, Julian
The healing herbs of edward bach: an illustrated guide to the flower remedies
Ashgrove Press, 1988
Buku Referensi
Wilwood, Chrissie
The Encyclopedia of Healing Plants : A Complete Guide to Aromatherapy, Flower Essences and Herbal Remedies
Piatkuss, 1998
Buku Teks
Jardine, Leony
Remedies for the broken : a healing journey
Bhuana Sastra, 2021
Buku Teks
Larousse illustrated international encyclopedia
Larousse , 1972
Buku Referensi
Japan : An illustrated encyclopedia
Kodansha, 1993
Buku Referensi