Cita APA

Paul Radley. (2005). Horizons(student's book 2). Oxford: Oxford University Press.

Chicago Style Citation

Paul Radley. Horizons(student's Book 2). Oxford: Oxford University Press, 2005.

Cita MLA

Paul Radley. Horizons(student's Book 2). Oxford: Oxford University Press, 2005.

Atenció: Aquestes cites poden no estar 100% correctes.