Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
Martha by Flotow, Ġim 02 Aww 2019, Minn (2019/2019), Immexxi minn Holger Potocki, Surmast Direttur Florian Ludwig, Maria Keller, Schloss Rheinsberg (Schlosstheater Rheinsberg), Rheinsberg, Germany