Cita APA (7th ed.)

Price, D., Honeybourne, D., Little, P., Mayon-White, R., Read, R., Thomas, M., . . . Winchester, C. (2004). Letter to the editor.

Cita Chicago (17th ed.)

Price, D., et al. Letter to the Editor. 2004.

Cita MLA (9th ed.)

Price, D., et al. Letter to the Editor. 2004.