Wayne W. Dyer (2009). “The Invisible Force: 365 Ways to Apply the Power of Intention to Your Life: Easyread Super Large 18pt Edition”, p.23, ReadHowYouWant.com
Neville Goddard (2016). “Feeling Is the Secret Deluxe Edition: Includes Two Extra Lectues! (You Are a Cosmic Being, Walk by Faith)”, Createspace Independent Publishing Platform