APA (7th ed.) Citation

Elgar, E., Boult, A., Gedda, N., & Lloyd, R. (2006). Choral Works. EMI.

Chicago Style (17th ed.) Citation

Elgar, Edward, Adrian Boult, Nicolai Gedda, and Robert Lloyd. Choral Works. Hayes, Middlesex, England: EMI, 2006.

MLA (9th ed.) Citation

Elgar, Edward, et al. Choral Works. EMI, 2006.