APA (7th ed.) Citation

Evans, D. T., Henig, S., & Varcoe-Cocks, M. D. (2008). Readers' letters. Opera (0030-3526), 59(11), 1284.

Chicago Style (17th ed.) Citation

Evans, D. T., Stanley Henig, and Michael D. Varcoe-Cocks. "Readers' Letters." Opera (0030-3526) 59, no. 11 (2008): 1284.

MLA (9th ed.) Citation

Evans, D. T., et al. "Readers' Letters." Opera (0030-3526), vol. 59, no. 11, 2008, p. 1284.