Informazzjoni minn organizzazzjoni tal-arti (Verifikat minn Operabase)
West Side Story by Bernstein, Ħad 13 Ġun 1999, Minn (1999/1999), Immexxi minn Staffan Aspegren,, Surmast Direttur Martin Yates, Finn Rosengren, GöteborgsOperan, Gothenburg, Sweden