Robert Fitzgerald, Ed Dowling, Bill W. (1995). “The Soul of Sponsorship: The Friendship of Fr. Ed Dowling, S. J. and Bill Wilson in Letters”, p.32, Hazelden Publishing
Robert Fitzgerald, Ed Dowling, Bill W. (1995). “The Soul of Sponsorship: The Friendship of Fr. Ed Dowling, S. J. and Bill Wilson in Letters”, p.135, Hazelden Publishing
Robert Fitzgerald, Ed Dowling, Bill W. (1995). “The Soul of Sponsorship: The Friendship of Fr. Ed Dowling, S. J. and Bill Wilson in Letters”, p.77, Hazelden Publishing