Vince M. Michael. (1992). Highlight Intermediate: Workbook. Oxford, Heinemann, 1992.
Cita Chicago (17th ed.)Vince M. Michael. Highlight Intermediate: Workbook. Oxford, Heinemann, 1992, 1992.
Cita MLA (9th ed.)Vince M. Michael. Highlight Intermediate: Workbook. Oxford, Heinemann, 1992, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.