Cita APA

Swan, M. (2005). Practical English usage: International student's edition. Oxford: Oxford University Press.

Chicago Style Citation

Swan, Michael. Practical English Usage: International Student's Edition. Oxford: Oxford University Press, 2005.

Cita MLA

Swan, Michael. Practical English Usage: International Student's Edition. Oxford: Oxford University Press, 2005.

Atenció: Aquestes cites poden no estar 100% correctes.