APA (7th ed.) Citation

Farnaby, G., Farnaby, R., & Marlow, R. (1965). Keyboard music. Stainer and Bell.

Chicago Style (17th ed.) Citation

Farnaby, Giles, Richard Farnaby, and Richard Marlow. Keyboard Music. London: Stainer and Bell, 1965.

MLA (9th ed.) Citation

Farnaby, Giles, et al. Keyboard Music. Stainer and Bell, 1965.