APA (7th ed.) Citation

Sotheby's (Firm). (1995). Giuseppe Verdi, Otello: Autograph manuscript of the "Willow song" and "Ave Maria.". Sotheby's.

Chicago Style (17th ed.) Citation

Sotheby's (Firm). Giuseppe Verdi, Otello: Autograph Manuscript of the "Willow Song" and "Ave Maria.". London: Sotheby's, 1995.

MLA (9th ed.) Citation

Sotheby's (Firm). Giuseppe Verdi, Otello: Autograph Manuscript of the "Willow Song" and "Ave Maria.". Sotheby's, 1995.

Warning: These citations may not always be 100% accurate.