Harris, Dan, 10% Happier: How I Tamed the Voice in My Head, Reduced Stress Without Losing My Edge, And Found Self-Help That Actually Works-A True Story (2014): Chapter 5, "The Jew-Bu," pp. 85–96.
Truy cập ngày 11 tháng 9 năm 2015.  ^ Harris, Dan, 10% Happier: How I Tamed the Voice in My Head, Reduced Stress Without Losing My Edge, And Found Self-Help That Actually Works-A True Story (2014): Chapter 5, "The Jew-Bu," pp. 85–96. ^ “CNN.com”.