مقدمه‌ای بر بیودینامیک فایفر، نوشته‌ی ارنفرید فایفر

The book covers biodynamic concepts, principles, practices, and its early history.

Ehrenfried Pfeiffer was a pioneer of biodynamics in North America, known for his influential work in the field.

Yes, the book is a short but comprehensive introduction, ideal for beginners interested in biodynamics.

You can purchase it from The Josephine Porter Institute's online store or other book retailers.