Cita APA (7th ed.)

Greenbaum, S. (2008). The Oxford English grammer. Oxford University Press.

Cita Chicago (17th ed.)

Greenbaum, Sidney. The Oxford English Grammer. New Delhi: Oxford University Press, 2008.

Cita MLA (9th ed.)

Greenbaum, Sidney. The Oxford English Grammer. Oxford University Press, 2008.