- A History of the Urantia Movement - William S. Sadler, MD, Urantia.org
- A Question of Origin - Meredith Sprunger, UrantiaBook.org
- Notes on the Origin of The Urantia Book - Meredith Sprunger, UrantiaBook.org
- How to Tell People about The Urantia Book - Bill Sadler, UrantiaBook.org
- Man in Partnership with God - Bill Sadler, UrantiaBook.org
- Methods of Teaching The Urantia Book - Marian Rowley, UrantiaBook.org
- Who wrote The Urantia Book?
