David Deida (2008). “The Way of the Superior Man: A Spiritual Guide to Mastering the Challenges of Women, Work, and Sexual Desire: Easyread Super Large 24pt Edition”, p.21, ReadHowYouWant.com
David Deida (2008). “The Way of the Superior Man: A Spiritual Guide to Mastering the Challenges of Women, Work, and Sexual Desire: Easyread Super Large 20pt Edition”, p.72, ReadHowYouWant.com
David Deida (2008). “The Way of the Superior Man: A Spiritual Guide to Mastering the Challenges of Women, Work, and Sexual Desire: Easyread Super Large 24pt Edition”, p.8, ReadHowYouWant.com