Harold Rosenthal1917 — 1987 · 6 obras en el catálogoObrasGGreat singers of todayGreat singers of todayMMy mad world of operaMy mad world of operaOOpera atCovent GardenOpera atCovent GardenSSopranos of todaySopranos of todayTTwo centuries of opera at Covent GardenTwo centuries of opera at Covent GardenTThe Concise Oxford dictionary of operaThe Concise Oxford dictionary of opera