Spira Speaks: Dialogs and Essays on the Mucusless Diet Healing System Volume 1, 2, & 3
Prof. Arnold Ehret's Mucusless Diet Healing System: Annotated, Revised, and Edited by Prof. Spira
Prof. Arnold Ehret's the Definite Cure of Chronic Constipation and Overcoming Constipation Naturally: Introduced & Edited by Prof. Spira
Prof. Arnold Ehret's Rational Fasting for Physical, Mental and Spiritual Rejuvenation: Introduced and Edited by Prof. Spira
Prof. Arnold Ehret's Thus Speaketh the Stomach and the Tragedy of Nutrition: Introduced and Edited by Prof. Spira
Reflections & Connections - Personal Journeys Through the Life Sciences (Volume 2)