The Freedom Writers, Erin Gruwell (2007). “The Freedom Writers Diary (Movie Tie-in Edition): How a Teacher and 150 Teens Used Writing to Change Themselves and the World Around Them”, p.46, Broadway Books
YouTube Channel "Richard Dawkins Foundation for Reason & Science"/"'A Universe From Nothing' by Lawrence Krauss, AAI 2009", www.youtube.com. October 21, 2009.