edited by Philip Reed, Mervyn Cooke and Donald Mitchell ; co-ordinating editor Jill BurrowsBoydell Press in association with The Britten-Pears Foundation2008-
Donald Mitchell ; selected by Gastón Fournier-Facio and Richard Alston ; edited by Gastón Fournier-Facio ; co-ordinating editor Jill BurrowsBoydell Press2007