Lewith, G. T., Jonas, W. B., & Walach, H. (2011). Clinical Research in Complementary Therapics Principles, Problems, Solotions. Churcill Livingstone.
Lua i Stíl Chicago (17ú heag.)Lewith, George T., Waynee B. Jonas, agus Havald Walach. Clinical Research in Complementary Therapics Principles, Problems, Solotions. Churcill Livingstone, 2011.
Lua MLA (9ú heag.)Lewith, George T., et al. Clinical Research in Complementary Therapics Principles, Problems, Solotions. Churcill Livingstone, 2011.
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