* Kendell, Colin (2012), "The Complete Puccini: The Story of the World's Most Popular Operatic Composer", Stroud, Gloucestershire: Amberley Publishing, 2012.
* Kendell, Colin (2012), "The Complete Puccini: The Story of the World’s Most Popular Operatic Composer", Stroud, Gloucestershire: Amberley Publishing, 2012.