Cita APA

Butterfield, J. (2007). Oxford A-Z of English usage. Oxford University Press.

Citación estilo Chicago

Butterfield, Jeremy. Oxford A-Z of English Usage. Oxford: Oxford University Press, 2007.

Cita MLA

Butterfield, Jeremy. Oxford A-Z of English Usage. Oxford University Press, 2007.

Warning: These citations may not always be 100% accurate.