Cita APA

Harrison, M. (2009). Oxford living grammar: Pre-intermediate. Oxford: Oxford University Press.

Chicago Style Citation

Harrison, Mark. Oxford Living Grammar: Pre-intermediate. Oxford: Oxford University Press, 2009.

Cita MLA

Harrison, Mark. Oxford Living Grammar: Pre-intermediate. Oxford: Oxford University Press, 2009.

Atenció: Aquestes cites poden no estar 100% correctes.