Peeler, Claire P. (27 December 1913). ""Ruffo Titta" - His Personality". Musical America. XIX (8): 13. NB Some internet sources citing this article claim that his brother, Ettore, was his singing teacher for six years. All such claims appear to be unfounded, baseless nonsense.
Ruffo, Titta (1995) [1937]. My Parabola [La mia Parabola]. Great Voices. Translated by Connie Mandracchia DeCaro. Discography by William R. Moran. Dallas, TX: Baskerville Publishers. ISBN1-880909-39-1.