David’s intensive and superbly structured collection of audio teachings are available at acim.me. The e-book is split into three sections: the Textual content, the Workbook, as well as Guide for Teachers. All are overflowing with realistic spiritual wisdom. Still the "motor space" of your Course is its day-to-day Workbook lessons, https://awakening-mind.org/resources/a-course-in-miracles/