Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Prom 25: Ives, Barber, Zimmermann & Tippett by Ives, C., Barber, Zimmermann, B. A., Tippett, Minn (2012/2012), Surmast Direttur David Robertson, Royal Albert Hall, London, United Kingdom