APA (7th ed.) Citation

Vaccai, N. Practical method for high soprano. Belwin Mills.

Chicago Style (17th ed.) Citation

Vaccai, Niccolo. Practical Method for High Soprano. Melville, N.Y: Belwin Mills.

MLA (9th ed.) Citation

Vaccai, Niccolo. Practical Method for High Soprano. Belwin Mills.

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