Cita APA

O'Brien, L. (2013). Speak well. New York: McGraw Hill.

Chicago Style Citation

O'Brien, Liz. Speak Well. New York: McGraw Hill, 2013.

Cita MLA

O'Brien, Liz. Speak Well. New York: McGraw Hill, 2013.

Atenció: Aquestes cites poden no estar 100% correctes.