Cita APA

Soars L. Liz, Soars J. John, & Wheeldon S. Sylvia. (2005). New Headway. Upper-Intermediate: Student's Workbook CD (3rd ed.). New York, Oxford University Press, 2005.

Citación estilo Chicago

Soars L. Liz, Soars J. John, and Wheeldon S. Sylvia. New Headway. Upper-Intermediate: Student's Workbook CD. 3rd ed. New York, Oxford University Press, 2005, 2005.

Cita MLA

Soars L. Liz, et al. New Headway. Upper-Intermediate: Student's Workbook CD. 3rd ed. New York, Oxford University Press, 2005, 2005.