Mentel, J. (1997). Short cuts: An interactive english course. McGraw - Hill.
Cita Chicago (17th ed.)Mentel, James. Short Cuts: An Interactive English Course. New York: McGraw - Hill, 1997.
Cita MLA (9th ed.)Mentel, James. Short Cuts: An Interactive English Course. McGraw - Hill, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.