APA (7th ed.) Citation

Warlock, P., Murray, G., & Jacobson, M. (1957). Come to Bethlehem: Two-part carol. J. Curwen & Sons.

Chicago Style (17th ed.) Citation

Warlock, Peter, Gregory Murray, and Maurice Jacobson. Come to Bethlehem: Two-part Carol. London: J. Curwen & Sons, 1957.

MLA (9th ed.) Citation

Warlock, Peter, et al. Come to Bethlehem: Two-part Carol. J. Curwen & Sons, 1957.