Dennis, J. (2005). Leading with Billy Graham: The leadership principles and life of T. W. Wilson. Grand Rapids, MI : Baker Books.
Citazione stile Chigago Style (17a edizione)Dennis, Jay. Leading with Billy Graham: The Leadership Principles and Life of T. W. Wilson. Grand Rapids, MI : Baker Books, 2005.
Citatione MLA (9a ed.)Dennis, Jay. Leading with Billy Graham: The Leadership Principles and Life of T. W. Wilson. Grand Rapids, MI : Baker Books, 2005.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.