APA (7th ed.) Citation

Petti, A. G. (1989). The English school for 4 voices. Chester Music.

Chicago Style (17th ed.) Citation

Petti, Anthony G. The English School for 4 Voices. London: Chester Music, 1989.

MLA (9th ed.) Citation

Petti, Anthony G. The English School for 4 Voices. Chester Music, 1989.

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