CD featuring Claudio Abbado (Conductor), Mirella Freni, and José Carrera,, with the Orchestra and Chorus of Teatro alla Scala, 1977 (remastered)

DVD featuring Kiri te Kanawa and Placido Domingo, from the Metropolitan Opera 1995 production (DVD released 2002)

DVD featuring Placido Domingo in the title role, from the Metropolitan Opera 2010 production

Full Score from Ricordi

Vocal Score from Ricordi