Cita APA

Boyden, M., Staines, J., Rye, M., Broughton, S., Tebbs, P., Kimberley, N., & Buckley, J. (1997). Opera: The rough guide. London: Rough Guides.

Citación estilo Chicago

Boyden, Matthew, Joe Staines, Matthew Rye, Simon Broughton, Philip Tebbs, Nick Kimberley, y Jonathan Buckley. Opera: The Rough Guide. London: Rough Guides, 1997.

Cita MLA

Boyden, Matthew, et al. Opera: The Rough Guide. London: Rough Guides, 1997.