David’s intensive and fantastically arranged assortment of audio teachings are available at acim.me. The book is divided into a few sections: the Textual content, the Workbook, and the Guide for Academics. All are overflowing with useful spiritual knowledge. But the "motor area" of your Course is its day-to-day Workbook classes, https://awakening-mind.org/resources/a-course-in-miracles/