Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Hansel and Gretel by Humperdinck, Ħad 12 Jan 2014, Minn (2013/2014), Immexxi minn Heinz Peters,, Surmast Direttur Wolfgang Ott, Wolfgang Wengenroth, Grosses Haus (Wiesbaden), Wiesbaden, Germany