Klaus Aringer, Martin Haselböck Der Klang Weimars. Franz Liszt, das Orchester und die Instrumentenentwicklung zur Zeit Sullivans in: Sullivan-Journal, Bd. 10, 2013, S. 31-38
Leslie Howard Mario Angiolelli at the Guidhall School of Music and Drama in: Liszt Society Journal, Bd. 27, 2002, S. 86–87
Leslie Howard The Greatness of Franz Liszt: Leslie Howard Talks to Martin Anderson in: Fanfare, Bd. 23, November-December 1999, S. 62–81
Michael Short, Leslie Howard A New Liszt Catalogue in: Analecta Lisztiana I. Liszt and his world. Proceedings of the International Liszt Conference held at Virginia Polytechnic Institute and State University, 20-23 May 1993, herausgegeben von Michael Saffle, 1998, S. 75–100
Leslie Howard Obituary – Geoffrey Penwill Parsons, O. B. E., A. O. in: Liszt Society Journal, Bd. 20, 1995, S. 6
Leslie Howard Some Practical Performing Suggestions for the Third Concerto in: Liszt Society Journal, Bd. 18, 1993, S. 27–33