APA (7th ed.) Citation

Byrd, W., & Brown, A. (1971). Keyboard music. Stainer and Bell.

Chicago Style (17th ed.) Citation

Byrd, William, and Alan Brown. Keyboard Music. London: Stainer and Bell, 1971.

MLA (9th ed.) Citation

Byrd, William, and Alan Brown. Keyboard Music. Stainer and Bell, 1971.