Evans, Mark
A Guide to Herbal Remedies
Wigmore Publications, 1990
 Buku Teks SO
Foster, Steven
Desk Reference to Nature's Medicine
National Geographic Society, 2006
 Buku Teks SO
Foster, Steven
Desk Reference to Nature's Medicine
National Geographic Society, 2006
 Buku Teks SO
Bone, Kerry
Principles and practice of phytotherapy : modern herbal medicine
Elsevier, 2013
 Buku Teks SO
Nursing herbal medicine handbook
Lippincott Williams & Wilkins, 2006
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