Hurley, Judith Benn
The good herb: recipes and remedies from nature
William Morrow and Company, 1994
 Buku Referensi
The healing powers of nature : A Fascinating Guide to the Traditional Use of 200 Medicinal Herbs
Blitz Editions, 1998
 Buku Teks SO
Cameron, Myra
Mother nature's guide to vibrant beauty and health
Prentice Hall, 1997
 Buku Teks SO
Graedon, Joe
The people's pharmacy guide to home and herbal remedies
ST. Martin's Griffin, 2001
 Buku Teks SO
Heinerman, John
Heinerman's encyclopedia of nature's vitamins and minerals
Prentice Hall, Paramus, N.J., 1998
 Buku Teks SO