"Lois Lowry, ‘Son’ And ‘The Giver’ Author, Reflects On Dystopian Novels, Psychopaths And Why Kids Make The Best Audiences". Interview with Lucas Kavner, www.huffingtonpost.com. October 5, 2012.
Pitirim Aleksandrovich Sorokin (2002). “The Ways and Power of Love: Types, Factors, and Techniques of Moral Transformation”, p.12, Templeton Foundation Press
Pitirim Aleksandrovich Sorokin (2002). “The Ways and Power of Love: Types, Factors, and Techniques of Moral Transformation”, p.24, Templeton Foundation Press