Cita APA

Murphy, R. (1990). Essential Grammar in Use: H( with answer). Cambridge: Cambridge University.

Chicago Style Citation

Murphy, Raymond. Essential Grammar in Use: H( With Answer). Cambridge: Cambridge University, 1990.

Cita MLA

Murphy, Raymond. Essential Grammar in Use: H( With Answer). Cambridge: Cambridge University, 1990.

Atenció: Aquestes cites poden no estar 100% correctes.