Haines S. Simon. (2012). Real Writing 4 without answers. Cambridge, Cambridge University Press, 2012.
Cita Chicago (17th ed.)Haines S. Simon. Real Writing 4 Without Answers. Cambridge, Cambridge University Press, 2012, 2012.
Cita MLA (9th ed.)Haines S. Simon. Real Writing 4 Without Answers. Cambridge, Cambridge University Press, 2012, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.