APA (7th ed.) Citation

Mozart, W. A. (1912). Mozart opern. Ullstein & Co.

Chicago Style (17th ed.) Citation

Mozart, Wolfgang Amadeus. Mozart Opern. Berlin: Ullstein & Co, 1912.

MLA (9th ed.) Citation

Mozart, Wolfgang Amadeus. Mozart Opern. Ullstein & Co, 1912.

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