Wells, John R., Elizabeth A. Raabe, and Gabriel Ellsworth. "Bally Total Fitness (A): The Rise, 1962–2004." Harvard Business School Case 706-450, November 2005 ...
Wells, John R., and Gabriel Ellsworth. "Bally Total Fitness (B): The Fall, 2005–2016." Harvard Business School Supplement 717-422, October 2016. (Revised January 2017.) ...
providing them with an extension on the Bally Sports Regional Networks last fall and a unilateral right to extend the term ...